13000516522631 has 6 divisors (see below), whose sum is σ = 14289823946496. Its totient is φ = 11818651384100.

The previous prime is 13000516522627. The next prime is 13000516522649. The reversal of 13000516522631 is 13622561500031.

It is not a de Polignac number, because 13000516522631 - 2² = 13000516522627 is a prime.

It is a super-2 number, since 2×13000516522631² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13000516522591 and 13000516522600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13000516522691) 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, 53721142535 + ... + 53721142776.

It is an arithmetic number, because the mean of its divisors is an integer number (2381637324416).

Almost surely, 2^{13000516522631} is an apocalyptic number.

13000516522631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13000516522631 is a deficient number, since it is larger than the sum of its proper divisors (1289307423865).

13000516522631 is a wasteful number, since it uses less digits than its factorization.

13000516522631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107442285333 (or 107442285322 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 13000516522631 in words is "thirteen trillion, five hundred sixteen million, five hundred twenty-two thousand, six hundred thirty-one".