386490807936 has 384 divisors, whose sum is σ = 1227674448000. Its totient is φ = 120609865728.

The previous prime is 386490807893. The next prime is 386490807971. The reversal of 386490807936 is 639708094683.

386490807936 is a `hidden beast` number, since 38 + 6 + 490 + 80 + 7 + 9 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 105222996 + ... + 105226668.

It is an arithmetic number, because the mean of its divisors is an integer number (3197068875).

Almost surely, 2^386490807936 is an apocalyptic number.

386490807936 is a gapful number since it is divisible by the number (36) 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 386490807936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613837224000).

386490807936 is an abundant number, since it is smaller than the sum of its proper divisors (841183640064).

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

386490807936 is a wasteful number, since it uses less digits than its factorization.

386490807936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918 (or 3894 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 386490807936 in words is "three hundred eighty-six billion, four hundred ninety million, eight hundred seven thousand, nine hundred thirty-six".