220026420663624 has 96 divisors (see below), whose sum is σ = 634976960150520. Its totient is φ = 68588228487168.

The previous prime is 220026420663613. The next prime is 220026420663659. The reversal of 220026420663624 is 426366024620022.

220026420663624 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 2 + 6 + 4 + 2 + 0 + 6 + 636 + 2 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 197127496844100 + 22898923819524 = 14040210^2 + 4785282^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220026420663624.

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 in 23 ways as a sum of consecutive naturals, for example, 572292379 + ... + 572676714.

Almost surely, 2^{220026420663624} is an apocalyptic number.

220026420663624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220026420663624 is an abundant number, since it is smaller than the sum of its proper divisors (414950539486896).

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

220026420663624 is a wasteful number, since it uses less digits than its factorization.

220026420663624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144969279 (or 1144969272 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 45.

The spelling of 220026420663624 in words is "two hundred twenty trillion, twenty-six billion, four hundred twenty million, six hundred sixty-three thousand, six hundred twenty-four".