779042480022 has 32 divisors (see below), whose sum is σ = 1742670466560. Its totient is φ = 257961083400.

The previous prime is 779042480009. The next prime is 779042480023. The reversal of 779042480022 is 220084240977.

It is a self number, because there is not a number n which added to its sum of digits gives 779042480022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (779042480023) 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, 47762418 + ... + 47778725.

It is an arithmetic number, because the mean of its divisors is an integer number (54458452080).

Almost surely, 2^779042480022 is an apocalyptic number.

779042480022 is an abundant number, since it is smaller than the sum of its proper divisors (963627986538).

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

779042480022 is a wasteful number, since it uses less digits than its factorization.

779042480022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95541305 (or 95541299 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 779042480022 in words is "seven hundred seventy-nine billion, forty-two million, four hundred eighty thousand, twenty-two".