2656274515 has 16 divisors (see below), whose sum is σ = 3201946848. Its totient is φ = 2115433216.

The previous prime is 2656274483. The next prime is 2656274549. The reversal of 2656274515 is 5154726562.

It is a cyclic number.

It is not a de Polignac number, because 2656274515 - 2⁵ = 2656274483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232679 + ... + 1234831.

It is an arithmetic number, because the mean of its divisors is an integer number (200121678).

Almost surely, 2^2656274515 is an apocalyptic number.

2656274515 is a deficient number, since it is larger than the sum of its proper divisors (545672333).

2656274515 is a wasteful number, since it uses less digits than its factorization.

2656274515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158.

The product of its digits is 504000, while the sum is 43.

The square root of 2656274515 is about 51539.0581501059. The cubic root of 2656274515 is about 1384.9188247158.

The spelling of 2656274515 in words is "two billion, six hundred fifty-six million, two hundred seventy-four thousand, five hundred fifteen".