22864666812 has 48 divisors (see below), whose sum is σ = 57625425312. Its totient is φ = 7014389760.

The previous prime is 22864666763. The next prime is 22864666829. The reversal of 22864666812 is 21866646822.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164889 + ... + 270032.

It is an arithmetic number, because the mean of its divisors is an integer number (1200529694).

Almost surely, 2^22864666812 is an apocalyptic number.

It is an amenable number.

22864666812 is an abundant number, since it is smaller than the sum of its proper divisors (34760758500).

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

22864666812 is a wasteful number, since it uses less digits than its factorization.

22864666812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435278 (or 435276 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 51.

The spelling of 22864666812 in words is "twenty-two billion, eight hundred sixty-four million, six hundred sixty-six thousand, eight hundred twelve".