12776605080758 has 4 divisors (see below), whose sum is σ = 19164907621140. Its totient is φ = 6388302540378.

The previous prime is 12776605080749. The next prime is 12776605080761. The reversal of 12776605080758 is 85708050667721.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12776605080758² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12776605080758.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3194151270188 + ... + 3194151270191.

It is an arithmetic number, because the mean of its divisors is an integer number (4791226905285).

Almost surely, 2^{12776605080758} is an apocalyptic number.

12776605080758 is a deficient number, since it is larger than the sum of its proper divisors (6388302540382).

12776605080758 is an equidigital number, since it uses as much as digits as its factorization.

12776605080758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6388302540381.

The product of its (nonzero) digits is 39513600, while the sum is 62.

The spelling of 12776605080758 in words is "twelve trillion, seven hundred seventy-six billion, six hundred five million, eighty thousand, seven hundred fifty-eight".