2156264332 has 6 divisors (see below), whose sum is σ = 3773462588. Its totient is φ = 1078132164.

The previous prime is 2156264317. The next prime is 2156264351. The reversal of 2156264332 is 2334626512.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269533038 + ... + 269533045.

Almost surely, 2^2156264332 is an apocalyptic number.

It is an amenable number.

2156264332 is a deficient number, since it is larger than the sum of its proper divisors (1617198256).

2156264332 is a wasteful number, since it uses less digits than its factorization.

2156264332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539066087 (or 539066085 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 2156264332 is about 46435.5933740487. The cubic root of 2156264332 is about 1291.9151754130.

The spelling of 2156264332 in words is "two billion, one hundred fifty-six million, two hundred sixty-four thousand, three hundred thirty-two".