72160740526 has 48 divisors (see below), whose sum is σ = 127954512000. Its totient is φ = 30425815728.

The previous prime is 72160740479. The next prime is 72160740527. The reversal of 72160740526 is 62504706127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72160740527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5502325 + ... + 5515423.

It is an arithmetic number, because the mean of its divisors is an integer number (2665719000).

Almost surely, 2^72160740526 is an apocalyptic number.

72160740526 is a deficient number, since it is larger than the sum of its proper divisors (55793771474).

72160740526 is a wasteful number, since it uses less digits than its factorization.

72160740526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14021 (or 14014 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 72160740526 in words is "seventy-two billion, one hundred sixty million, seven hundred forty thousand, five hundred twenty-six".