789804520704 has 216 divisors, whose sum is σ = 2356107353600. Its totient is φ = 254185205760.

The previous prime is 789804520651. The next prime is 789804520721. The reversal of 789804520704 is 407025408987.

It is a happy number.

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, 31342542 + ... + 31367730.

Almost surely, 2^789804520704 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 789804520704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1178053676800).

789804520704 is an abundant number, since it is smaller than the sum of its proper divisors (1566302832896).

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

789804520704 is a wasteful number, since it uses less digits than its factorization.

789804520704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25681 (or 25664 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 789804520704 in words is "seven hundred eighty-nine billion, eight hundred four million, five hundred twenty thousand, seven hundred four".