2573052165 has 24 divisors (see below), whose sum is σ = 4478482008. Its totient is φ = 1366594560.

The previous prime is 2573052161. The next prime is 2573052179. The reversal of 2573052165 is 5612503752.

2573052165 is a `hidden beast` number, since 2 + 5 + 73 + 0 + 521 + 65 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 505440324 + 2067611841 = 22482^2 + 45471^2 .

It is not a de Polignac number, because 2573052165 - 2² = 2573052161 is a prime.

It is a super-2 number, since 2×2573052165² = 13241194887622374450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2573052161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107784 + ... + 129473.

It is an arithmetic number, because the mean of its divisors is an integer number (186603417).

Almost surely, 2^2573052165 is an apocalyptic number.

It is an amenable number.

2573052165 is a deficient number, since it is larger than the sum of its proper divisors (1905429843).

2573052165 is a wasteful number, since it uses less digits than its factorization.

2573052165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237509 (or 237506 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 2573052165 is about 50725.2616060282. The cubic root of 2573052165 is about 1370.3017015406.

The spelling of 2573052165 in words is "two billion, five hundred seventy-three million, fifty-two thousand, one hundred sixty-five".