22321958464 has 28 divisors (see below), whose sum is σ = 47702456284. Its totient is φ = 10302441984.

The previous prime is 22321958447. The next prime is 22321958467. The reversal of 22321958464 is 46485912322.

It can be written as a sum of positive squares in 2 ways, for example, as 7293160000 + 15028798464 = 85400^2 + 122592^2 .

It is a super-3 number, since 3×22321958464³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22321958467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13413807 + ... + 13415470.

It is an arithmetic number, because the mean of its divisors is an integer number (1703659153).

Almost surely, 2^22321958464 is an apocalyptic number.

It is an amenable number.

22321958464 is an abundant number, since it is smaller than the sum of its proper divisors (25380497820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22321958464 is a wasteful number, since it uses less digits than its factorization.

22321958464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26829302 (or 26829292 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The spelling of 22321958464 in words is "twenty-two billion, three hundred twenty-one million, nine hundred fifty-eight thousand, four hundred sixty-four".