2156314052313 has 16 divisors (see below), whose sum is σ = 3195701520000. Its totient is φ = 1437019719120.

The previous prime is 2156314052293. The next prime is 2156314052323. The reversal of 2156314052313 is 3132504136512.

2156314052313 is a `hidden beast` number, since 2 + 1 + 5 + 631 + 4 + 0 + 5 + 2 + 3 + 13 = 666.

It is not a de Polignac number, because 2156314052313 - 2²⁰ = 2156313003737 is a prime.

It is a super-2 number, since 2×2156314052313² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2156314052323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14451693 + ... + 14600138.

It is an arithmetic number, because the mean of its divisors is an integer number (199731345000).

Almost surely, 2^{2156314052313} is an apocalyptic number.

It is an amenable number.

2156314052313 is a deficient number, since it is larger than the sum of its proper divisors (1039387467687).

2156314052313 is a wasteful number, since it uses less digits than its factorization.

2156314052313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29054589 (or 29054583 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 2156314052313 its reverse (3132504136512), we get a palindrome (5288818188825).

The spelling of 2156314052313 in words is "two trillion, one hundred fifty-six billion, three hundred fourteen million, fifty-two thousand, three hundred thirteen".