12116515754 has 8 divisors (see below), whose sum is σ = 20771169888. Its totient is φ = 5192792460.

The previous prime is 12116515753. The next prime is 12116515771. The reversal of 12116515754 is 45751561121.

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

It is not an unprimeable number, because it can be changed into a prime (12116515753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432732692 + ... + 432732719.

It is an arithmetic number, because the mean of its divisors is an integer number (2596396236).

Almost surely, 2^12116515754 is an apocalyptic number.

12116515754 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12116515754 is a deficient number, since it is larger than the sum of its proper divisors (8654654134).

12116515754 is an equidigital number, since it uses as much as digits as its factorization.

12116515754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865465420.

The product of its digits is 42000, while the sum is 38.

The spelling of 12116515754 in words is "twelve billion, one hundred sixteen million, five hundred fifteen thousand, seven hundred fifty-four".