779395068 has 72 divisors (see below), whose sum is σ = 2092978160. Its totient is φ = 250810560.

The previous prime is 779395049. The next prime is 779395079. The reversal of 779395068 is 860593977.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86538 + ... + 95118.

Almost surely, 2^779395068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 779395068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1046489080).

779395068 is an abundant number, since it is smaller than the sum of its proper divisors (1313583092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

779395068 is a wasteful number, since it uses less digits than its factorization.

779395068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8652 (or 8615 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The square root of 779395068 is about 27917.6479668327. The cubic root of 779395068 is about 920.2783766919.

The spelling of 779395068 in words is "seven hundred seventy-nine million, three hundred ninety-five thousand, sixty-eight".