779116954741 has 4 divisors (see below), whose sum is σ = 800174169772. Its totient is φ = 758059739712.

The previous prime is 779116954687. The next prime is 779116954757. The reversal of 779116954741 is 147459611977.

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

It can be written as a sum of positive squares in 2 ways, for example, as 497292936100 + 281824018641 = 705190^2 + 530871^2 .

It is a cyclic number.

It is not a de Polignac number, because 779116954741 - 2⁹ = 779116954229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 779116954741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (779116954141) 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, 10528607460 + ... + 10528607533.

It is an arithmetic number, because the mean of its divisors is an integer number (200043542443).

Almost surely, 2^779116954741 is an apocalyptic number.

It is an amenable number.

779116954741 is a deficient number, since it is larger than the sum of its proper divisors (21057215031).

779116954741 is a wasteful number, since it uses less digits than its factorization.

779116954741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21057215030.

The product of its digits is 13335840, while the sum is 61.

The spelling of 779116954741 in words is "seven hundred seventy-nine billion, one hundred sixteen million, nine hundred fifty-four thousand, seven hundred forty-one".