72023505425168 has 80 divisors (see below), whose sum is σ = 164327856451200. Its totient is φ = 30234754851840.

The previous prime is 72023505425143. The next prime is 72023505425177. The reversal of 72023505425168 is 86152450532027.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306647573 + ... + 306882356.

It is an arithmetic number, because the mean of its divisors is an integer number (2054098205640).

Almost surely, 2^{72023505425168} is an apocalyptic number.

It is an amenable number.

72023505425168 is an abundant number, since it is smaller than the sum of its proper divisors (92304351026032).

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

72023505425168 is a wasteful number, since it uses less digits than its factorization.

72023505425168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613530000 (or 613529994 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 50.

The spelling of 72023505425168 in words is "seventy-two trillion, twenty-three billion, five hundred five million, four hundred twenty-five thousand, one hundred sixty-eight".