12616149115 has 4 divisors (see below), whose sum is σ = 15139378944. Its totient is φ = 10092919288.

The previous prime is 12616149113. The next prime is 12616149127. The reversal of 12616149115 is 51194161621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12616149115 - 2¹ = 12616149113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12616149113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1261614907 + ... + 1261614916.

It is an arithmetic number, because the mean of its divisors is an integer number (3784844736).

Almost surely, 2^12616149115 is an apocalyptic number.

12616149115 is a deficient number, since it is larger than the sum of its proper divisors (2523229829).

12616149115 is an equidigital number, since it uses as much as digits as its factorization.

12616149115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523229828.

The product of its digits is 12960, while the sum is 37.

The spelling of 12616149115 in words is "twelve billion, six hundred sixteen million, one hundred forty-nine thousand, one hundred fifteen".