2566016915 has 16 divisors (see below), whose sum is σ = 3839028480. Its totient is φ = 1599594720.

The previous prime is 2566016903. The next prime is 2566016953. The reversal of 2566016915 is 5196106652.

It is not a de Polignac number, because 2566016915 - 2²⁶ = 2498908051 is a prime.

It is a super-2 number, since 2×2566016915² = 13168885616132234450, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 3332105 + ... + 3332874.

It is an arithmetic number, because the mean of its divisors is an integer number (239939280).

Almost surely, 2^2566016915 is an apocalyptic number.

2566016915 is a deficient number, since it is larger than the sum of its proper divisors (1273011565).

2566016915 is a wasteful number, since it uses less digits than its factorization.

2566016915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665002.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 2566016915 is about 50655.8675278590. The cubic root of 2566016915 is about 1369.0516666812.

The spelling of 2566016915 in words is "two billion, five hundred sixty-six million, sixteen thousand, nine hundred fifteen".