2132256456 has 96 divisors (see below), whose sum is σ = 6631466400. Its totient is φ = 612126720.

The previous prime is 2132256419. The next prime is 2132256463. The reversal of 2132256456 is 6546522312.

2132256456 is a `hidden beast` number, since 2 + 1 + 3 + 2 + 2 + 5 + 645 + 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 2132256456.

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, 55801 + ... + 85896.

It is an arithmetic number, because the mean of its divisors is an integer number (69077775).

Almost surely, 2^2132256456 is an apocalyptic number.

It is an amenable number.

2132256456 is an abundant number, since it is smaller than the sum of its proper divisors (4499209944).

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

2132256456 is a wasteful number, since it uses less digits than its factorization.

2132256456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141739 (or 141732 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 2132256456 is about 46176.3625245644. The cubic root of 2132256456 is about 1287.1025360101.

Adding to 2132256456 its reverse (6546522312), we get a palindrome (8678778768).

The spelling of 2132256456 in words is "two billion, one hundred thirty-two million, two hundred fifty-six thousand, four hundred fifty-six".