386160986640 has 320 divisors, whose sum is σ = 1407581908992. Its totient is φ = 86339942400.

The previous prime is 386160986633. The next prime is 386160986657. The reversal of 386160986640 is 46689061683.

It is a happy number.

It is a super-3 number, since 3×386160986640³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46911325 + ... + 46919555.

Almost surely, 2^386160986640 is an apocalyptic number.

386160986640 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 386160986640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703790954496).

386160986640 is an abundant number, since it is smaller than the sum of its proper divisors (1021420922352).

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

386160986640 is a wasteful number, since it uses less digits than its factorization.

386160986640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9638 (or 9632 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 57.

The spelling of 386160986640 in words is "three hundred eighty-six billion, one hundred sixty million, nine hundred eighty-six thousand, six hundred forty".