162553323555 has 80 divisors (see below), whose sum is σ = 336075157440. Its totient is φ = 73628206848.

The previous prime is 162553323529. The next prime is 162553323557. The reversal of 162553323555 is 555323355261.

162553323555 is a `hidden beast` number, since 1 + 6 + 25 + 53 + 3 + 23 + 555 = 666.

162553323555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 162553323555 - 2⁸ = 162553323299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 162553323555.

It is not an unprimeable number, because it can be changed into a prime (162553323557) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 45997 + ... + 572033.

It is an arithmetic number, because the mean of its divisors is an integer number (4200939468).

Almost surely, 2^162553323555 is an apocalyptic number.

162553323555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

162553323555 is an abundant number, since it is smaller than the sum of its proper divisors (173521833885).

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

162553323555 is a wasteful number, since it uses less digits than its factorization.

162553323555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526170 (or 526161 counting only the distinct ones).

The product of its digits is 2025000, while the sum is 45.

The spelling of 162553323555 in words is "one hundred sixty-two billion, five hundred fifty-three million, three hundred twenty-three thousand, five hundred fifty-five".