172622277480028 has 12 divisors (see below), whose sum is σ = 302307732149752. Its totient is φ = 86248639722960.

The previous prime is 172622277479989. The next prime is 172622277480061. The reversal of 172622277480028 is 820084772226271.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15624748050 + ... + 15624759097.

Almost surely, 2^{172622277480028} is an apocalyptic number.

It is an amenable number.

172622277480028 is a deficient number, since it is larger than the sum of its proper divisors (129685454669724).

172622277480028 is a wasteful number, since it uses less digits than its factorization.

172622277480028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31249508532 (or 31249508530 counting only the distinct ones).

The product of its (nonzero) digits is 16859136, while the sum is 58.

The spelling of 172622277480028 in words is "one hundred seventy-two trillion, six hundred twenty-two billion, two hundred seventy-seven million, four hundred eighty thousand, twenty-eight".