779056672417 has 8 divisors (see below), whose sum is σ = 803700214016. Its totient is φ = 754601970672.

The previous prime is 779056672397. The next prime is 779056672441. The reversal of 779056672417 is 714276650977.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 779056672417 - 2²³ = 779048283809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (779056672517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47201583 + ... + 47218084.

It is an arithmetic number, because the mean of its divisors is an integer number (100462526752).

Almost surely, 2^779056672417 is an apocalyptic number.

It is an amenable number.

779056672417 is a deficient number, since it is larger than the sum of its proper divisors (24643541599).

779056672417 is a wasteful number, since it uses less digits than its factorization.

779056672417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94419927.

The product of its (nonzero) digits is 31116960, while the sum is 61.

The spelling of 779056672417 in words is "seven hundred seventy-nine billion, fifty-six million, six hundred seventy-two thousand, four hundred seventeen".