72556037252004 has 48 divisors (see below), whose sum is σ = 169504459084800. Its totient is φ = 24155770568736.

The previous prime is 72556037251967. The next prime is 72556037252053. The reversal of 72556037252004 is 40025273065527.

72556037252004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393637137 + ... + 393821415.

It is an arithmetic number, because the mean of its divisors is an integer number (3531342897600).

Almost surely, 2^{72556037252004} is an apocalyptic number.

It is an amenable number.

72556037252004 is an abundant number, since it is smaller than the sum of its proper divisors (96948421832796).

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

72556037252004 is a wasteful number, since it uses less digits than its factorization.

72556037252004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224232 (or 224230 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 48.

The spelling of 72556037252004 in words is "seventy-two trillion, five hundred fifty-six billion, thirty-seven million, two hundred fifty-two thousand, four".