2256336015625 has 16 divisors (see below), whose sum is σ = 2820412896912. Its totient is φ = 1805068750000.

The previous prime is 2256336015617. The next prime is 2256336015683. The reversal of 2256336015625 is 5265106336522.

It can be written as a sum of positive squares in 8 ways, for example, as 2228920603849 + 27415411776 = 1492957^2 + 165576^2 .

It is not a de Polignac number, because 2256336015625 - 2³ = 2256336015617 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, 14362426 + ... + 14518675.

It is an arithmetic number, because the mean of its divisors is an integer number (176275806057).

Almost surely, 2^{2256336015625} is an apocalyptic number.

2256336015625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2256336015625 is a deficient number, since it is larger than the sum of its proper divisors (564076881287).

2256336015625 is an frugal number, since it uses more digits than its factorization.

2256336015625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28881136 (or 28881106 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 2256336015625 in words is "two trillion, two hundred fifty-six billion, three hundred thirty-six million, fifteen thousand, six hundred twenty-five".