22072656356 has 12 divisors (see below), whose sum is σ = 38988150768. Its totient is φ = 10933184712.

The previous prime is 22072656343. The next prime is 22072656379. The reversal of 22072656356 is 65365627022.

It is a super-2 number, since 2×22072656356² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25785386 + ... + 25786241.

It is an arithmetic number, because the mean of its divisors is an integer number (3249012564).

Almost surely, 2^22072656356 is an apocalyptic number.

It is an amenable number.

22072656356 is a deficient number, since it is larger than the sum of its proper divisors (16915494412).

22072656356 is a wasteful number, since it uses less digits than its factorization.

22072656356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51571738 (or 51571736 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 22072656356 in words is "twenty-two billion, seventy-two million, six hundred fifty-six thousand, three hundred fifty-six".