22533553256 has 8 divisors (see below), whose sum is σ = 42250412370. Its totient is φ = 11266776624.

The previous prime is 22533553247. The next prime is 22533553303. The reversal of 22533553256 is 65235533522.

It can be written as a sum of positive squares in only one way, i.e., 16090922500 + 6442630756 = 126850^2 + 80266^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×22533553256² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1408347071 + ... + 1408347086.

Almost surely, 2^22533553256 is an apocalyptic number.

It is an amenable number.

22533553256 is a deficient number, since it is larger than the sum of its proper divisors (19716859114).

22533553256 is a wasteful number, since it uses less digits than its factorization.

22533553256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816694163 (or 2816694159 counting only the distinct ones).

The product of its digits is 810000, while the sum is 41.

The spelling of 22533553256 in words is "twenty-two billion, five hundred thirty-three million, five hundred fifty-three thousand, two hundred fifty-six".