779000101000 has 128 divisors (see below), whose sum is σ = 1994485109760. Its totient is φ = 282430848000.

The previous prime is 779000100997. The next prime is 779000101051. The reversal of 779000101000 is 101000977.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3601929 + ... + 3812071.

It is an arithmetic number, because the mean of its divisors is an integer number (15581914920).

Almost surely, 2^779000101000 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 779000101000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (997242554880).

779000101000 is an abundant number, since it is smaller than the sum of its proper divisors (1215485008760).

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

779000101000 is a wasteful number, since it uses less digits than its factorization.

779000101000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210512 (or 210498 counting only the distinct ones).

The product of its (nonzero) digits is 441, while the sum is 25.

Adding to 779000101000 its reverse (101000977), we get a palindrome (779101101977).

The spelling of 779000101000 in words is "seven hundred seventy-nine billion, one hundred one thousand".