22226026864 has 20 divisors (see below), whose sum is σ = 43149241000. Its totient is φ = 11090738880.

The previous prime is 22226026819. The next prime is 22226026877. The reversal of 22226026864 is 46862062222.

It is a happy number.

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, 1383927 + ... + 1399894.

It is an arithmetic number, because the mean of its divisors is an integer number (2157462050).

Almost surely, 2^22226026864 is an apocalyptic number.

It is an amenable number.

22226026864 is a deficient number, since it is larger than the sum of its proper divisors (20923214136).

22226026864 is a wasteful number, since it uses less digits than its factorization.

22226026864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784328 (or 2784322 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 22226026864 in words is "twenty-two billion, two hundred twenty-six million, twenty-six thousand, eight hundred sixty-four".