789963664380 has 384 divisors, whose sum is σ = 2518092251136. Its totient is φ = 183384115200.

The previous prime is 789963664379. The next prime is 789963664397. The reversal of 789963664380 is 83466369987.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 296642929 + ... + 296645591.

It is an arithmetic number, because the mean of its divisors is an integer number (6557531904).

Almost surely, 2^789963664380 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 789963664380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1259046125568).

789963664380 is an abundant number, since it is smaller than the sum of its proper divisors (1728128586756).

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

789963664380 is a wasteful number, since it uses less digits than its factorization.

789963664380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937 (or 2935 counting only the distinct ones).

The product of its (nonzero) digits is 282175488, while the sum is 69.

The spelling of 789963664380 in words is "seven hundred eighty-nine billion, nine hundred sixty-three million, six hundred sixty-four thousand, three hundred eighty".