72556676392 has 64 divisors (see below), whose sum is σ = 144555425280. Its totient is φ = 34071440832.

The previous prime is 72556676377. The next prime is 72556676399. The reversal of 72556676392 is 29367665527.

It is not an unprimeable number, because it can be changed into a prime (72556676399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2474763 + ... + 2503909.

It is an arithmetic number, because the mean of its divisors is an integer number (2258678520).

Almost surely, 2^72556676392 is an apocalyptic number.

It is an amenable number.

72556676392 is a deficient number, since it is larger than the sum of its proper divisors (71998748888).

72556676392 is a wasteful number, since it uses less digits than its factorization.

72556676392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29422 (or 29418 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 58.

The spelling of 72556676392 in words is "seventy-two billion, five hundred fifty-six million, six hundred seventy-six thousand, three hundred ninety-two".