2153536056 has 96 divisors (see below), whose sum is σ = 6895605600. Its totient is φ = 594074880.

The previous prime is 2153536031. The next prime is 2153536087. The reversal of 2153536056 is 6506353512.

2153536056 is a `hidden beast` number, since 2 + 15 + 35 + 3 + 605 + 6 = 666.

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 2153536056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59055 + ... + 88286.

It is an arithmetic number, because the mean of its divisors is an integer number (71829225).

Almost surely, 2^2153536056 is an apocalyptic number.

It is an amenable number.

2153536056 is an abundant number, since it is smaller than the sum of its proper divisors (4742069544).

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

2153536056 is a wasteful number, since it uses less digits than its factorization.

2153536056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147389 (or 147382 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 2153536056 is about 46406.2070848286. The cubic root of 2153536056 is about 1291.3700677257.

Adding to 2153536056 its reverse (6506353512), we get a palindrome (8659889568).

The spelling of 2153536056 in words is "two billion, one hundred fifty-three million, five hundred thirty-six thousand, fifty-six".