779799552 has 88 divisors (see below), whose sum is σ = 2375437056. Its totient is φ = 222793728.

The previous prime is 779799551. The next prime is 779799583. The reversal of 779799552 is 255997977.

It is not an unprimeable number, because it can be changed into a prime (779799551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3373 + ... + 39635.

Almost surely, 2^779799552 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 779799552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1187718528).

779799552 is an abundant number, since it is smaller than the sum of its proper divisors (1595637504).

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

779799552 is a wasteful number, since it uses less digits than its factorization.

779799552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36293 (or 36275 counting only the distinct ones).

The product of its digits is 12502350, while the sum is 60.

The square root of 779799552 is about 27924.8912620980. The cubic root of 779799552 is about 920.4375486443.

The spelling of 779799552 in words is "seven hundred seventy-nine million, seven hundred ninety-nine thousand, five hundred fifty-two".