2576565264 has 80 divisors (see below), whose sum is σ = 8192170112. Its totient is φ = 679532544.

The previous prime is 2576565259. The next prime is 2576565301. The reversal of 2576565264 is 4625656752.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290569 + ... + 299304.

Almost surely, 2^2576565264 is an apocalyptic number.

2576565264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2576565264 is an abundant number, since it is smaller than the sum of its proper divisors (5615604848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2576565264 is a wasteful number, since it uses less digits than its factorization.

2576565264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589904 (or 589898 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 48.

The square root of 2576565264 is about 50759.8784868522. The cubic root of 2576565264 is about 1370.9250619139.

The spelling of 2576565264 in words is "two billion, five hundred seventy-six million, five hundred sixty-five thousand, two hundred sixty-four".