5165765738 has 16 divisors (see below), whose sum is σ = 8868248064. Its totient is φ = 2210737200.

The previous prime is 5165765713. The next prime is 5165765783. The reversal of 5165765738 is 8375675615.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5165765738.

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, 253370 + ... + 272997.

It is an arithmetic number, because the mean of its divisors is an integer number (554265504).

Almost surely, 2^5165765738 is an apocalyptic number.

5165765738 is a deficient number, since it is larger than the sum of its proper divisors (3702482326).

5165765738 is a wasteful number, since it uses less digits than its factorization.

5165765738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527077.

The product of its digits is 5292000, while the sum is 53.

The square root of 5165765738 is about 71873.2616346302. The cubic root of 5165765738 is about 1728.6679063613.

The spelling of 5165765738 in words is "five billion, one hundred sixty-five million, seven hundred sixty-five thousand, seven hundred thirty-eight".