7972456395 has 16 divisors (see below), whose sum is σ = 12789596160. Its totient is φ = 4240754784.

The previous prime is 7972456337. The next prime is 7972456421. The reversal of 7972456395 is 5936542797.

It is not a de Polignac number, because 7972456395 - 2²⁹ = 7435585483 is a prime.

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, 695499 + ... + 706868.

It is an arithmetic number, because the mean of its divisors is an integer number (799349760).

Almost surely, 2^7972456395 is an apocalyptic number.

7972456395 is a deficient number, since it is larger than the sum of its proper divisors (4817139765).

7972456395 is a wasteful number, since it uses less digits than its factorization.

7972456395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402754.

The product of its digits is 14288400, while the sum is 57.

The square root of 7972456395 is about 89288.6129078059. The cubic root of 7972456395 is about 1997.7020603312.

The spelling of 7972456395 in words is "seven billion, nine hundred seventy-two million, four hundred fifty-six thousand, three hundred ninety-five".