13156000500051 has 6 divisors (see below), whose sum is σ = 19003111833420. Its totient is φ = 8770667000028.

The previous prime is 13156000499989. The next prime is 13156000500059. The reversal of 13156000500051 is 15000500065131.

13156000500051 is a `hidden beast` number, since 1 + 3 + 1 + 5 + 600 + 0 + 5 + 0 + 0 + 0 + 51 = 666.

It is not a de Polignac number, because 13156000500051 - 2⁶ = 13156000499987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13156000499988 and 13156000500024.

It is not an unprimeable number, because it can be changed into a prime (13156000500059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 730888916661 + ... + 730888916678.

It is an arithmetic number, because the mean of its divisors is an integer number (3167185305570).

Almost surely, 2^{13156000500051} is an apocalyptic number.

13156000500051 is a deficient number, since it is larger than the sum of its proper divisors (5847111333369).

13156000500051 is a wasteful number, since it uses less digits than its factorization.

13156000500051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461777833345 (or 1461777833342 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

Adding to 13156000500051 its reverse (15000500065131), we get a palindrome (28156500565182).

The spelling of 13156000500051 in words is "thirteen trillion, one hundred fifty-six billion, five hundred thousand, fifty-one".