2153552256 has 48 divisors (see below), whose sum is σ = 6197074260. Its totient is φ = 717850368.

The previous prime is 2153552249. The next prime is 2153552263. The reversal of 2153552256 is 6522553512.

2153552256 is a `hidden beast` number, since 2 + 1 + 53 + 552 + 2 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (2153552249) and next prime (2153552263).

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2153552256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 933550 + ... + 935853.

Almost surely, 2^2153552256 is an apocalyptic number.

It is an amenable number.

2153552256 is an abundant number, since it is smaller than the sum of its proper divisors (4043522004).

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

2153552256 is a wasteful number, since it uses less digits than its factorization.

2153552256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1869423 (or 1869408 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 2153552256 is about 46406.3816301163. The cubic root of 2153552256 is about 1291.3733058330.

The spelling of 2153552256 in words is "two billion, one hundred fifty-three million, five hundred fifty-two thousand, two hundred fifty-six".