779116842213 has 16 divisors (see below), whose sum is σ = 1058047583040. Its totient is φ = 509825631104.

The previous prime is 779116842209. The next prime is 779116842289. The reversal of 779116842213 is 312248611977.

It is a cyclic number.

It is not a de Polignac number, because 779116842213 - 2² = 779116842209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (779116842013) 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, 3254856 + ... + 3486017.

It is an arithmetic number, because the mean of its divisors is an integer number (66127973940).

Almost surely, 2^779116842213 is an apocalyptic number.

It is an amenable number.

779116842213 is a deficient number, since it is larger than the sum of its proper divisors (278930740827).

779116842213 is a wasteful number, since it uses less digits than its factorization.

779116842213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6741588.

The product of its digits is 1016064, while the sum is 51.

The spelling of 779116842213 in words is "seven hundred seventy-nine billion, one hundred sixteen million, eight hundred forty-two thousand, two hundred thirteen".