12466761172887 has 16 divisors (see below), whose sum is σ = 19401160246272. Its totient is φ = 6972291962400.

The previous prime is 12466761172867. The next prime is 12466761172889. The reversal of 12466761172887 is 78827116766421.

It is not a de Polignac number, because 12466761172887 - 2⁸ = 12466761172631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12466761172889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6315480864 + ... + 6315482837.

It is an arithmetic number, because the mean of its divisors is an integer number (1212572515392).

Almost surely, 2^{12466761172887} is an apocalyptic number.

12466761172887 is a deficient number, since it is larger than the sum of its proper divisors (6934399073385).

12466761172887 is a wasteful number, since it uses less digits than its factorization.

12466761172887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12630963758.

The product of its digits is 75866112, while the sum is 66.

The spelling of 12466761172887 in words is "twelve trillion, four hundred sixty-six billion, seven hundred sixty-one million, one hundred seventy-two thousand, eight hundred eighty-seven".