7578972952 has 16 divisors (see below), whose sum is σ = 14222424600. Its totient is φ = 3786326400.

The previous prime is 7578972943. The next prime is 7578972953. The reversal of 7578972952 is 2592798757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7578972953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384802 + ... + 404017.

Almost surely, 2^7578972952 is an apocalyptic number.

It is an amenable number.

7578972952 is a deficient number, since it is larger than the sum of its proper divisors (6643451648).

7578972952 is a wasteful number, since it uses less digits than its factorization.

7578972952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790026 (or 790022 counting only the distinct ones).

The product of its digits is 22226400, while the sum is 61.

The square root of 7578972952 is about 87057.2969486188. The cubic root of 7578972952 is about 1964.2802606787.

The spelling of 7578972952 in words is "seven billion, five hundred seventy-eight million, nine hundred seventy-two thousand, nine hundred fifty-two".