869112626724631 has 8 divisors (see below), whose sum is σ = 899090497800720. Its totient is φ = 839135320325568.

The previous prime is 869112626724577. The next prime is 869112626724679. The reversal of 869112626724631 is 136427626211968.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 869112626724631 - 2⁴⁷ = 728375138369303 is a prime.

It is a super-2 number, since 2×869112626724631² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869112626724431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138036726 + ... + 144195571.

It is an arithmetic number, because the mean of its divisors is an integer number (112386312225090).

Almost surely, 2^{869112626724631} is an apocalyptic number.

869112626724631 is a deficient number, since it is larger than the sum of its proper divisors (29977871076089).

869112626724631 is a wasteful number, since it uses less digits than its factorization.

869112626724631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282338513.

The product of its digits is 62705664, while the sum is 64.

The spelling of 869112626724631 in words is "eight hundred sixty-nine trillion, one hundred twelve billion, six hundred twenty-six million, seven hundred twenty-four thousand, six hundred thirty-one".