2565376355 has 32 divisors (see below), whose sum is σ = 3199331520. Its totient is φ = 1973422080.

The previous prime is 2565376343. The next prime is 2565376357. The reversal of 2565376355 is 5536735652.

It is not a de Polignac number, because 2565376355 - 2⁴ = 2565376339 is a prime.

It is a super-5 number, since 5×2565376355⁵ (a number of 48 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (2565376357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5613287 + ... + 5613743.

It is an arithmetic number, because the mean of its divisors is an integer number (99979110).

Almost surely, 2^2565376355 is an apocalyptic number.

2565376355 is a deficient number, since it is larger than the sum of its proper divisors (633955165).

2565376355 is a wasteful number, since it uses less digits than its factorization.

2565376355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839.

The product of its digits is 2835000, while the sum is 47.

The square root of 2565376355 is about 50649.5444698173. The cubic root of 2565376355 is about 1368.9377374870.

The spelling of 2565376355 in words is "two billion, five hundred sixty-five million, three hundred seventy-six thousand, three hundred fifty-five".