172295880926 has 12 divisors (see below), whose sum is σ = 279853369272. Its totient is φ = 79521175656.

The previous prime is 172295880863. The next prime is 172295880973. The reversal of 172295880926 is 629088592271.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 254875226 + ... + 254875901.

It is an arithmetic number, because the mean of its divisors is an integer number (23321114106).

Almost surely, 2^172295880926 is an apocalyptic number.

172295880926 is a deficient number, since it is larger than the sum of its proper divisors (107557488346).

172295880926 is a wasteful number, since it uses less digits than its factorization.

172295880926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509751155 (or 509751142 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 172295880926 in words is "one hundred seventy-two billion, two hundred ninety-five million, eight hundred eighty thousand, nine hundred twenty-six".