22642222264 has 16 divisors (see below), whose sum is σ = 42535348920. Its totient is φ = 11299462560.

The previous prime is 22642222247. The next prime is 22642222283. The reversal of 22642222264 is 46222224622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2701627 + ... + 2709994.

Almost surely, 2^22642222264 is an apocalyptic number.

It is an amenable number.

22642222264 is a deficient number, since it is larger than the sum of its proper divisors (19893126656).

22642222264 is a wasteful number, since it uses less digits than its factorization.

22642222264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5412150 (or 5412146 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

Adding to 22642222264 its reverse (46222224622), we get a palindrome (68864446886).

The spelling of 22642222264 in words is "twenty-two billion, six hundred forty-two million, two hundred twenty-two thousand, two hundred sixty-four".