2715631565 has 32 divisors (see below), whose sum is σ = 3387211776. Its totient is φ = 2088878400.

The previous prime is 2715631553. The next prime is 2715631573. The reversal of 2715631565 is 5651365172.

It is not a de Polignac number, because 2715631565 - 2⁸ = 2715631309 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3654584 + ... + 3655326.

It is an arithmetic number, because the mean of its divisors is an integer number (105850368).

Almost surely, 2^2715631565 is an apocalyptic number.

It is an amenable number.

2715631565 is a deficient number, since it is larger than the sum of its proper divisors (671580211).

2715631565 is a wasteful number, since it uses less digits than its factorization.

2715631565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049.

The product of its digits is 189000, while the sum is 41.

The square root of 2715631565 is about 52111.7219538944. The cubic root of 2715631565 is about 1395.1587140582.

The spelling of 2715631565 in words is "two billion, seven hundred fifteen million, six hundred thirty-one thousand, five hundred sixty-five".