22652556780 has 96 divisors (see below), whose sum is σ = 76752216576. Its totient is φ = 4873153536.

The previous prime is 22652556767. The next prime is 22652556791. The reversal of 22652556780 is 8765525622.

It is a super-2 number, since 2×22652556780² (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 (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1579174 + ... + 1593453.

It is an arithmetic number, because the mean of its divisors is an integer number (799502256).

Almost surely, 2^22652556780 is an apocalyptic number.

22652556780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22652556780 is an abundant number, since it is smaller than the sum of its proper divisors (54099659796).

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

22652556780 is a wasteful number, since it uses less digits than its factorization.

22652556780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172663 (or 3172661 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 48.

The spelling of 22652556780 in words is "twenty-two billion, six hundred fifty-two million, five hundred fifty-six thousand, seven hundred eighty".