2564526265 has 8 divisors (see below), whose sum is σ = 3517064640. Its totient is φ = 1758532272.

The previous prime is 2564526233. The next prime is 2564526329. The reversal of 2564526265 is 5626254652.

2564526265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2564526265 - 2⁵ = 2564526233 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36636055 + ... + 36636124.

It is an arithmetic number, because the mean of its divisors is an integer number (439633080).

Almost surely, 2^2564526265 is an apocalyptic number.

It is an amenable number.

2564526265 is a deficient number, since it is larger than the sum of its proper divisors (952538375).

2564526265 is an equidigital number, since it uses as much as digits as its factorization.

2564526265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73272191.

The product of its digits is 864000, while the sum is 43.

The square root of 2564526265 is about 50641.1518925073. The cubic root of 2564526265 is about 1368.7865122625.

The spelling of 2564526265 in words is "two billion, five hundred sixty-four million, five hundred twenty-six thousand, two hundred sixty-five".