172862144316 has 18 divisors (see below), whose sum is σ = 436957087112. Its totient is φ = 57620714760.

The previous prime is 172862144309. The next prime is 172862144321. The reversal of 172862144316 is 613441268271.

172862144316 is a `hidden beast` number, since 1 + 7 + 2 + 8 + 621 + 4 + 4 + 3 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×172862144316² (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 (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2400863080 + ... + 2400863151.

Almost surely, 2^172862144316 is an apocalyptic number.

It is an amenable number.

172862144316 is an abundant number, since it is smaller than the sum of its proper divisors (264094942796).

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

172862144316 is a wasteful number, since it uses less digits than its factorization.

172862144316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801726241 (or 4801726236 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The spelling of 172862144316 in words is "one hundred seventy-two billion, eight hundred sixty-two million, one hundred forty-four thousand, three hundred sixteen".