11516388063 has 8 divisors (see below), whose sum is σ = 15584366208. Its totient is φ = 7563000984.

The previous prime is 11516388017. The next prime is 11516388071. The reversal of 11516388063 is 36088361511.

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

It is not a de Polignac number, because 11516388063 - 2¹⁰ = 11516387039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11516388083) 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, 28647531 + ... + 28647932.

It is an arithmetic number, because the mean of its divisors is an integer number (1948045776).

Almost surely, 2^11516388063 is an apocalyptic number.

11516388063 is a deficient number, since it is larger than the sum of its proper divisors (4067978145).

11516388063 is an equidigital number, since it uses as much as digits as its factorization.

11516388063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57295533.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 11516388063 in words is "eleven billion, five hundred sixteen million, three hundred eighty-eight thousand, sixty-three".