12767113663 has 4 divisors (see below), whose sum is σ = 12983505480. Its totient is φ = 12550721848.

The previous prime is 12767113649. The next prime is 12767113693. The reversal of 12767113663 is 36631176721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36631176721 = 283 ⋅129438787.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12767113663 is a prime.

It is a super-2 number, since 2×12767113663² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12767113643) 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, 108195820 + ... + 108195937.

It is an arithmetic number, because the mean of its divisors is an integer number (3245876370).

Almost surely, 2^12767113663 is an apocalyptic number.

12767113663 is a deficient number, since it is larger than the sum of its proper divisors (216391817).

12767113663 is an equidigital number, since it uses as much as digits as its factorization.

12767113663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216391816.

The product of its digits is 190512, while the sum is 43.

The spelling of 12767113663 in words is "twelve billion, seven hundred sixty-seven million, one hundred thirteen thousand, six hundred sixty-three".