22672644634 has 16 divisors (see below), whose sum is σ = 37355388480. Its totient is φ = 10272731040.

The previous prime is 22672644583. The next prime is 22672644637. The reversal of 22672644634 is 43644627622.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (22672644637) 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, 12969747 + ... + 12971494.

It is an arithmetic number, because the mean of its divisors is an integer number (2334711780).

Almost surely, 2^22672644634 is an apocalyptic number.

22672644634 is a deficient number, since it is larger than the sum of its proper divisors (14682743846).

22672644634 is a wasteful number, since it uses less digits than its factorization.

22672644634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25941285.

The product of its digits is 2322432, while the sum is 46.

The spelling of 22672644634 in words is "twenty-two billion, six hundred seventy-two million, six hundred forty-four thousand, six hundred thirty-four".