15622606630631 has 128 divisors (see below), whose sum is σ = 21994582966272. Its totient is φ = 10703005632000.

The previous prime is 15622606630619. The next prime is 15622606630651. The reversal of 15622606630631 is 13603660622651.

It is a de Polignac number, because none of the positive numbers 2^k-15622606630631 is a prime.

It is a super-2 number, since 2×15622606630631² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15622606630651) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3141482861 + ... + 3141487833.

It is an arithmetic number, because the mean of its divisors is an integer number (171832679424).

Almost surely, 2^{15622606630631} is an apocalyptic number.

15622606630631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

15622606630631 is a deficient number, since it is larger than the sum of its proper divisors (6371976335641).

15622606630631 is a wasteful number, since it uses less digits than its factorization.

15622606630631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6613.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 15622606630631 in words is "fifteen trillion, six hundred twenty-two billion, six hundred six million, six hundred thirty thousand, six hundred thirty-one".