72172651536602 has 16 divisors (see below), whose sum is σ = 110619616609152. Its totient is φ = 35300241233760.

The previous prime is 72172651536599. The next prime is 72172651536721. The reversal of 72172651536602 is 20663515627127.

72172651536602 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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198625883 + ... + 198988910.

It is an arithmetic number, because the mean of its divisors is an integer number (6913726038072).

Almost surely, 2^{72172651536602} is an apocalyptic number.

72172651536602 is a deficient number, since it is larger than the sum of its proper divisors (38446965072550).

72172651536602 is a wasteful number, since it uses less digits than its factorization.

72172651536602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397616773.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 72172651536602 in words is "seventy-two trillion, one hundred seventy-two billion, six hundred fifty-one million, five hundred thirty-six thousand, six hundred two".