5665351992 has 32 divisors (see below), whose sum is σ = 14265283200. Its totient is φ = 1874863584.

The previous prime is 5665351987. The next prime is 5665352023. The reversal of 5665351992 is 2991535665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 845788 + ... + 852459.

It is an arithmetic number, because the mean of its divisors is an integer number (445790100).

Almost surely, 2^5665351992 is an apocalyptic number.

It is an amenable number.

5665351992 is an abundant number, since it is smaller than the sum of its proper divisors (8599931208).

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

5665351992 is a wasteful number, since it uses less digits than its factorization.

5665351992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698395 (or 1698391 counting only the distinct ones).

The product of its digits is 2187000, while the sum is 51.

The square root of 5665351992 is about 75268.5325484694. The cubic root of 5665351992 is about 1782.6891969497.

The spelling of 5665351992 in words is "five billion, six hundred sixty-five million, three hundred fifty-one thousand, nine hundred ninety-two".