2256698915 has 8 divisors (see below), whose sum is σ = 2867335200. Its totient is φ = 1699161472.

The previous prime is 2256698897. The next prime is 2256698923. The reversal of 2256698915 is 5198966522.

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

It is a cyclic number.

It is not a de Polignac number, because 2256698915 - 2¹² = 2256694819 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, 13274615 + ... + 13274784.

It is an arithmetic number, because the mean of its divisors is an integer number (358416900).

Almost surely, 2^2256698915 is an apocalyptic number.

2256698915 is a deficient number, since it is larger than the sum of its proper divisors (610636285).

2256698915 is a wasteful number, since it uses less digits than its factorization.

2256698915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26549421.

The product of its digits is 2332800, while the sum is 53.

The square root of 2256698915 is about 47504.7251860275. The cubic root of 2256698915 is about 1311.6698622409.

The spelling of 2256698915 in words is "two billion, two hundred fifty-six million, six hundred ninety-eight thousand, nine hundred fifteen".