22663533624020 has 24 divisors (see below), whose sum is σ = 48064642600968. Its totient is φ = 8975656880000.

The previous prime is 22663533623993. The next prime is 22663533624167. The reversal of 22663533624020 is 2042633536622.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 15765997892164 + 6897535731856 = 3970642^2 + 2626316^2 .

It is a super-2 number, since 2×22663533624020² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5609783531 + ... + 5609787570.

It is an arithmetic number, because the mean of its divisors is an integer number (2002693441707).

Almost surely, 2^{22663533624020} is an apocalyptic number.

22663533624020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22663533624020 is an abundant number, since it is smaller than the sum of its proper divisors (25401108976948).

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

22663533624020 is a wasteful number, since it uses less digits than its factorization.

22663533624020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11219571211 (or 11219571209 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 44.

The spelling of 22663533624020 in words is "twenty-two trillion, six hundred sixty-three billion, five hundred thirty-three million, six hundred twenty-four thousand, twenty".