import sys
print(sys.maxsize)
print('{:,}'.format(sys.maxsize))
print(type(sys.maxsize))
print('{:,}'.format(sys.maxsize * 3999))
print(type(sys.maxsize * 3999))
n = sys.maxsize * 879990
print('{:,}'.format(n))
print(type(n))
'''
run:
9223372036854775807
9,223,372,036,854,775,807
<class 'int'>
36,884,264,775,382,248,452,193
<class 'int'>
8,116,475,158,711,834,162,401,930
<class 'int'>
'''