2506707165 has 16 divisors (see below), whose sum is σ = 4096067328. Its totient is φ = 1308465216.

The previous prime is 2506707157. The next prime is 2506707167. The reversal of 2506707165 is 5617076052.

2506707165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2506707165 - 2³ = 2506707157 is a prime.

It is a super-2 number, since 2×2506707165² = 12567161622124674450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506707167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1777102 + ... + 1778511.

It is an arithmetic number, because the mean of its divisors is an integer number (256004208).

Almost surely, 2^2506707165 is an apocalyptic number.

It is an amenable number.

2506707165 is a deficient number, since it is larger than the sum of its proper divisors (1589360163).

2506707165 is a wasteful number, since it uses less digits than its factorization.

2506707165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555668.

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 2506707165 is about 50067.0267241825. The cubic root of 2506707165 is about 1358.4214609372.

The spelling of 2506707165 in words is "two billion, five hundred six million, seven hundred seven thousand, one hundred sixty-five".