396589815360 has 280 divisors, whose sum is σ = 1411841280960. Its totient is φ = 105674720256.

The previous prime is 396589815359. The next prime is 396589815379. The reversal of 396589815360 is 63518985693.

396589815360 is a `hidden beast` number, since 3 + 9 + 6 + 5 + 8 + 98 + 1 + 536 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37812037 + ... + 37822523.

Almost surely, 2^396589815360 is an apocalyptic number.

396589815360 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396589815360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705920640480).

396589815360 is an abundant number, since it is smaller than the sum of its proper divisors (1015251465600).

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

396589815360 is a wasteful number, since it uses less digits than its factorization.

396589815360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11975 (or 11956 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 63.

The spelling of 396589815360 in words is "three hundred ninety-six billion, five hundred eighty-nine million, eight hundred fifteen thousand, three hundred sixty".