12616944492345 has 16 divisors (see below), whose sum is σ = 21064811674752. Its totient is φ = 6436470233600.

The previous prime is 12616944492241. The next prime is 12616944492379. The reversal of 12616944492345 is 54329444961621.

It is not a de Polignac number, because 12616944492345 - 2¹² = 12616944488249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18285426456 + ... + 18285427145.

It is an arithmetic number, because the mean of its divisors is an integer number (1316550729672).

Almost surely, 2^{12616944492345} is an apocalyptic number.

12616944492345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12616944492345 is a deficient number, since it is larger than the sum of its proper divisors (8447867182407).

12616944492345 is a wasteful number, since it uses less digits than its factorization.

12616944492345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36570853632.

The product of its digits is 44789760, while the sum is 60.

The spelling of 12616944492345 in words is "twelve trillion, six hundred sixteen billion, nine hundred forty-four million, four hundred ninety-two thousand, three hundred forty-five".