172664741016 has 64 divisors (see below), whose sum is σ = 479862115200. Its totient is φ = 57526373664.

The previous prime is 172664741003. The next prime is 172664741033. The reversal of 172664741016 is 610147466271.

172664741016 is a `hidden beast` number, since 1 + 72 + 6 + 6 + 474 + 101 + 6 = 666.

172664741016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×172664741016² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240651 + ... + 635013.

It is an arithmetic number, because the mean of its divisors is an integer number (7497845550).

Almost surely, 2^172664741016 is an apocalyptic number.

It is an amenable number.

172664741016 is an abundant number, since it is smaller than the sum of its proper divisors (307197374184).

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

172664741016 is a wasteful number, since it uses less digits than its factorization.

172664741016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396405 (or 396395 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 172664741016 in words is "one hundred seventy-two billion, six hundred sixty-four million, seven hundred forty-one thousand, sixteen".