72299952234 has 48 divisors (see below), whose sum is σ = 160495407072. Its totient is φ = 23509783584.

The previous prime is 72299952233. The next prime is 72299952299. The reversal of 72299952234 is 43225999227.

72299952234 is a `hidden beast` number, since 7 + 2 + 29 + 99 + 522 + 3 + 4 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (72299952233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 558277 + ... + 675479.

It is an arithmetic number, because the mean of its divisors is an integer number (3343654314).

Almost surely, 2^72299952234 is an apocalyptic number.

72299952234 is an abundant number, since it is smaller than the sum of its proper divisors (88195454838).

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

72299952234 is a wasteful number, since it uses less digits than its factorization.

72299952234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118051 (or 118048 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The spelling of 72299952234 in words is "seventy-two billion, two hundred ninety-nine million, nine hundred fifty-two thousand, two hundred thirty-four".