7965622368 has 72 divisors (see below), whose sum is σ = 24711542856. Its totient is φ = 2413824000.

The previous prime is 7965622349. The next prime is 7965622409. The reversal of 7965622368 is 8632265697.

7965622368 is a `hidden beast` number, since 7 + 9 + 6 + 5 + 622 + 3 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×7965622368² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1254033 + ... + 1260368.

It is an arithmetic number, because the mean of its divisors is an integer number (343215873).

Almost surely, 2^7965622368 is an apocalyptic number.

It is an amenable number.

7965622368 is an abundant number, since it is smaller than the sum of its proper divisors (16745920488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7965622368 is a wasteful number, since it uses less digits than its factorization.

7965622368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2514428 (or 2514417 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 7965622368 is about 89250.3353943278. The cubic root of 7965622368 is about 1997.1310839615.

The spelling of 7965622368 in words is "seven billion, nine hundred sixty-five million, six hundred twenty-two thousand, three hundred sixty-eight".