18553483214256 has 20 divisors (see below), whose sum is σ = 47929831636952. Its totient is φ = 6184494404736.

The previous prime is 18553483214239. The next prime is 18553483214291. The reversal of 18553483214256 is 65241238435581.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 18553483214196 and 18553483214205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193265450101 + ... + 193265450196.

Almost surely, 2^{18553483214256} is an apocalyptic number.

18553483214256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18553483214256 is an abundant number, since it is smaller than the sum of its proper divisors (29376348422696).

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

18553483214256 is a wasteful number, since it uses less digits than its factorization.

18553483214256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386530900308 (or 386530900302 counting only the distinct ones).

The product of its digits is 27648000, while the sum is 57.

The spelling of 18553483214256 in words is "eighteen trillion, five hundred fifty-three billion, four hundred eighty-three million, two hundred fourteen thousand, two hundred fifty-six".