2156300828 has 18 divisors (see below), whose sum is σ = 4147761408. Its totient is φ = 980136520.

The previous prime is 2156300819. The next prime is 2156300851. The reversal of 2156300828 is 8280036512.

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, 2227100 + ... + 2228067.

Almost surely, 2^2156300828 is an apocalyptic number.

It is an amenable number.

2156300828 is a deficient number, since it is larger than the sum of its proper divisors (1991460580).

2156300828 is a wasteful number, since it uses less digits than its factorization.

2156300828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4455193 (or 4455180 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 2156300828 is about 46435.9863467979. The cubic root of 2156300828 is about 1291.9224641716.

The spelling of 2156300828 in words is "two billion, one hundred fifty-six million, three hundred thousand, eight hundred twenty-eight".