172652470040568 has 128 divisors (see below), whose sum is σ = 507493081105920. Its totient is φ = 47919573719040.

The previous prime is 172652470040537. The next prime is 172652470040651. The reversal of 172652470040568 is 865040074256271.

It is a super-2 number, since 2×172652470040568² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52184130 + ... + 55393937.

It is an arithmetic number, because the mean of its divisors is an integer number (3964789696140).

Almost surely, 2^{172652470040568} is an apocalyptic number.

It is an amenable number.

172652470040568 is an abundant number, since it is smaller than the sum of its proper divisors (334840611065352).

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

172652470040568 is a wasteful number, since it uses less digits than its factorization.

172652470040568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107578357 (or 107578353 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 57.

The spelling of 172652470040568 in words is "one hundred seventy-two trillion, six hundred fifty-two billion, four hundred seventy million, forty thousand, five hundred sixty-eight".