2152320956 has 48 divisors (see below), whose sum is σ = 4089234240. Its totient is φ = 988162560.

The previous prime is 2152320923. The next prime is 2152320991. The reversal of 2152320956 is 6590232512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 480680 + ... + 485136.

It is an arithmetic number, because the mean of its divisors is an integer number (85192380).

Almost surely, 2^2152320956 is an apocalyptic number.

It is an amenable number.

2152320956 is a deficient number, since it is larger than the sum of its proper divisors (1936913284).

2152320956 is a wasteful number, since it uses less digits than its factorization.

2152320956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4694 (or 4692 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 2152320956 is about 46393.1132389280. The cubic root of 2152320956 is about 1291.1271433844.

The spelling of 2152320956 in words is "two billion, one hundred fifty-two million, three hundred twenty thousand, nine hundred fifty-six".