22907251141631 has 4 divisors (see below), whose sum is σ = 22973266274952. Its totient is φ = 22841236008312.

The previous prime is 22907251141441. The next prime is 22907251141667. The reversal of 22907251141631 is 13614115270922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22907251141631 - 2²² = 22907246947327 is a prime.

It is a super-2 number, since 2×22907251141631² (a number of 28 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 (22907251143631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33007566140 + ... + 33007566833.

It is an arithmetic number, because the mean of its divisors is an integer number (5743316568738).

Almost surely, 2^{22907251141631} is an apocalyptic number.

22907251141631 is a deficient number, since it is larger than the sum of its proper divisors (66015133321).

22907251141631 is an equidigital number, since it uses as much as digits as its factorization.

22907251141631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66015133320.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 22907251141631 in words is "twenty-two trillion, nine hundred seven billion, two hundred fifty-one million, one hundred forty-one thousand, six hundred thirty-one".