12677107517 has 4 divisors (see below), whose sum is σ = 12682741536. Its totient is φ = 12671473500.

The previous prime is 12677107507. The next prime is 12677107523. The reversal of 12677107517 is 71570177621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12677107517 - 2¹² = 12677103421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12677107507) 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, 2813633 + ... + 2818134.

It is an arithmetic number, because the mean of its divisors is an integer number (3170685384).

Almost surely, 2^12677107517 is an apocalyptic number.

It is an amenable number.

12677107517 is a deficient number, since it is larger than the sum of its proper divisors (5634019).

12677107517 is an equidigital number, since it uses as much as digits as its factorization.

12677107517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634018.

The product of its (nonzero) digits is 144060, while the sum is 44.

The spelling of 12677107517 in words is "twelve billion, six hundred seventy-seven million, one hundred seven thousand, five hundred seventeen".