22641304364642 has 16 divisors (see below), whose sum is σ = 34534033182432. Its totient is φ = 11131252799520.

The previous prime is 22641304364629. The next prime is 22641304364659. The reversal of 22641304364642 is 24646340314622.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323172083 + ... + 323242134.

It is an arithmetic number, because the mean of its divisors is an integer number (2158377073902).

Almost surely, 2^{22641304364642} is an apocalyptic number.

22641304364642 is a deficient number, since it is larger than the sum of its proper divisors (11892728817790).

22641304364642 is a wasteful number, since it uses less digits than its factorization.

22641304364642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646414513.

The product of its (nonzero) digits is 3981312, while the sum is 47.

The spelling of 22641304364642 in words is "twenty-two trillion, six hundred forty-one billion, three hundred four million, three hundred sixty-four thousand, six hundred forty-two".