2040577165 has 16 divisors (see below), whose sum is σ = 2694949056. Its totient is φ = 1470918400.

The previous prime is 2040577157. The next prime is 2040577171. The reversal of 2040577165 is 5617750402.

It is not a de Polignac number, because 2040577165 - 2³ = 2040577157 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 157951 + ... + 170380.

It is an arithmetic number, because the mean of its divisors is an integer number (168434316).

Almost surely, 2^2040577165 is an apocalyptic number.

It is an amenable number.

2040577165 is a deficient number, since it is larger than the sum of its proper divisors (654371891).

2040577165 is a wasteful number, since it uses less digits than its factorization.

2040577165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328460.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 2040577165 is about 45172.7480346281. The cubic root of 2040577165 is about 1268.3847373560.

The spelling of 2040577165 in words is "two billion, forty million, five hundred seventy-seven thousand, one hundred sixty-five".