2565017075 has 12 divisors (see below), whose sum is σ = 3213414120. Its totient is φ = 2030856960.

The previous prime is 2565017053. The next prime is 2565017083. The reversal of 2565017075 is 5707105652.

It is not a de Polignac number, because 2565017075 - 2⁶ = 2565017011 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 526445 + ... + 531294.

It is an arithmetic number, because the mean of its divisors is an integer number (267784510).

Almost surely, 2^2565017075 is an apocalyptic number.

2565017075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2565017075 is a deficient number, since it is larger than the sum of its proper divisors (648397045).

2565017075 is a wasteful number, since it uses less digits than its factorization.

2565017075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057846 (or 1057841 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 38.

The square root of 2565017075 is about 50645.9976207400. The cubic root of 2565017075 is about 1368.8738280972.

The spelling of 2565017075 in words is "two billion, five hundred sixty-five million, seventeen thousand, seventy-five".