13116052236431 has 8 divisors (see below), whose sum is σ = 13470421165200. Its totient is φ = 12766085406400.

The previous prime is 13116052236361. The next prime is 13116052236571. The reversal of 13116052236431 is 13463225061131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13116052236431 - 2²² = 13116048042127 is a prime.

It is a super-2 number, since 2×13116052236431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13116252236431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100518646 + ... + 1100530563.

It is an arithmetic number, because the mean of its divisors is an integer number (1683802645650).

Almost surely, 2^{13116052236431} is an apocalyptic number.

13116052236431 is a deficient number, since it is larger than the sum of its proper divisors (354368928769).

13116052236431 is a wasteful number, since it uses less digits than its factorization.

13116052236431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201049369.

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 13116052236431 its reverse (13463225061131), we get a palindrome (26579277297562).

The spelling of 13116052236431 in words is "thirteen trillion, one hundred sixteen billion, fifty-two million, two hundred thirty-six thousand, four hundred thirty-one".