22872563028 has 96 divisors (see below), whose sum is σ = 71757100800. Its totient is φ = 6150601728.

The previous prime is 22872563027. The next prime is 22872563041. The reversal of 22872563028 is 82036527822.

It is a happy number.

22872563028 is a `hidden beast` number, since 2 + 2 + 8 + 7 + 2 + 5 + 630 + 2 + 8 = 666.

It is a super-4 number, since 4×22872563028⁴ (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22872563027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 876993 + ... + 902696.

It is an arithmetic number, because the mean of its divisors is an integer number (747469800).

Almost surely, 2^22872563028 is an apocalyptic number.

22872563028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22872563028 is an abundant number, since it is smaller than the sum of its proper divisors (48884537772).

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

22872563028 is a wasteful number, since it uses less digits than its factorization.

22872563028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779726 (or 1779718 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 22872563028 in words is "twenty-two billion, eight hundred seventy-two million, five hundred sixty-three thousand, twenty-eight".