766463480879 has 2 divisors, whose sum is σ = 766463480880. Its totient is φ = 766463480878.

The previous prime is 766463480837. The next prime is 766463480897. The reversal of 766463480879 is 978084364667.

Together with next prime (766463480897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766463480879 - 2²⁰ = 766462432303 is a prime.

It is a super-2 number, since 2×766463480879² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766463480899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383231740439 + 383231740440.

It is an arithmetic number, because the mean of its divisors is an integer number (383231740440).

Almost surely, 2^766463480879 is an apocalyptic number.

766463480879 is a deficient number, since it is larger than the sum of its proper divisors (1).

766463480879 is an equidigital number, since it uses as much as digits as its factorization.

766463480879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 292626432, while the sum is 68.

The spelling of 766463480879 in words is "seven hundred sixty-six billion, four hundred sixty-three million, four hundred eighty thousand, eight hundred seventy-nine".