2315223664056 has 96 divisors (see below), whose sum is σ = 6521405095920. Its totient is φ = 741436416000.

The previous prime is 2315223664037. The next prime is 2315223664087. The reversal of 2315223664056 is 6504663225132.

2315223664056 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 2 + 236 + 6 + 405 + 6 = 666.

It is a super-2 number, since 2×2315223664056² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5940745 + ... + 6318456.

Almost surely, 2^{2315223664056} is an apocalyptic number.

It is an amenable number.

2315223664056 is an abundant number, since it is smaller than the sum of its proper divisors (4206181431864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2315223664056 is a wasteful number, since it uses less digits than its factorization.

2315223664056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12259317 (or 12259310 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

Adding to 2315223664056 its reverse (6504663225132), we get a palindrome (8819886889188).

The spelling of 2315223664056 in words is "two trillion, three hundred fifteen billion, two hundred twenty-three million, six hundred sixty-four thousand, fifty-six".