12776653915005 has 16 divisors (see below), whose sum is σ = 20456773905024. Its totient is φ = 6809506207680.

The previous prime is 12776653914989. The next prime is 12776653915013. The reversal of 12776653915005 is 50051935667721.

It is not a de Polignac number, because 12776653915005 - 2⁴ = 12776653914989 is a prime.

It is a congruent number.

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, 294303426 + ... + 294346835.

It is an arithmetic number, because the mean of its divisors is an integer number (1278548369064).

Almost surely, 2^{12776653915005} is an apocalyptic number.

12776653915005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12776653915005 is a deficient number, since it is larger than the sum of its proper divisors (7680119990019).

12776653915005 is a wasteful number, since it uses less digits than its factorization.

12776653915005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588651716.

The product of its (nonzero) digits is 11907000, while the sum is 57.

The spelling of 12776653915005 in words is "twelve trillion, seven hundred seventy-six billion, six hundred fifty-three million, nine hundred fifteen thousand, five".