72965696424 has 32 divisors (see below), whose sum is σ = 184913070720. Its totient is φ = 23988721536.

The previous prime is 72965696399. The next prime is 72965696429. The reversal of 72965696424 is 42469656927.

It is not an unprimeable number, because it can be changed into a prime (72965696429) 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 7 ways as a sum of consecutive naturals, for example, 20821792 + ... + 20825295.

It is an arithmetic number, because the mean of its divisors is an integer number (5778533460).

Almost surely, 2^72965696424 is an apocalyptic number.

It is an amenable number.

72965696424 is an abundant number, since it is smaller than the sum of its proper divisors (111947374296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72965696424 is a wasteful number, since it uses less digits than its factorization.

72965696424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41647169 (or 41647165 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 60.

The spelling of 72965696424 in words is "seventy-two billion, nine hundred sixty-five million, six hundred ninety-six thousand, four hundred twenty-four".