11516564467 has 2 divisors, whose sum is σ = 11516564468. Its totient is φ = 11516564466.

The previous prime is 11516564453. The next prime is 11516564503. The reversal of 11516564467 is 76446561511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11516564467 is a prime.

It is not a weakly prime, because it can be changed into another prime (11516064467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5758282233 + 5758282234.

It is an arithmetic number, because the mean of its divisors is an integer number (5758282234).

Almost surely, 2^11516564467 is an apocalyptic number.

11516564467 is a deficient number, since it is larger than the sum of its proper divisors (1).

11516564467 is an equidigital number, since it uses as much as digits as its factorization.

11516564467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 46.

The spelling of 11516564467 in words is "eleven billion, five hundred sixteen million, five hundred sixty-four thousand, four hundred sixty-seven".