72998097264 has 40 divisors (see below), whose sum is σ = 209531576720. Its totient is φ = 24332698944.

The previous prime is 72998097241. The next prime is 72998097269. The reversal of 72998097264 is 46279089927.

72998097264 is a `hidden beast` number, since 7 + 299 + 80 + 9 + 7 + 264 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72998097269) 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, 84488107 + ... + 84488970.

It is an arithmetic number, because the mean of its divisors is an integer number (5238289418).

Almost surely, 2^72998097264 is an apocalyptic number.

It is an amenable number.

72998097264 is an abundant number, since it is smaller than the sum of its proper divisors (136533479456).

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

72998097264 is a wasteful number, since it uses less digits than its factorization.

72998097264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168977094 (or 168977082 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 63.

The spelling of 72998097264 in words is "seventy-two billion, nine hundred ninety-eight million, ninety-seven thousand, two hundred sixty-four".