385376656 has 20 divisors (see below), whose sum is σ = 853334272. Its totient is φ = 165161376.

The previous prime is 385376647. The next prime is 385376681. The reversal of 385376656 is 656673583.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720320 + ... + 1720543.

Almost surely, 2^385376656 is an apocalyptic number.

It is an amenable number.

385376656 is an abundant number, since it is smaller than the sum of its proper divisors (467957616).

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

385376656 is a wasteful number, since it uses less digits than its factorization.

385376656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440878 (or 3440872 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 49.

The square root of 385376656 is about 19631.0126076064. The cubic root of 385376656 is about 727.7157949522.

The spelling of 385376656 in words is "three hundred eighty-five million, three hundred seventy-six thousand, six hundred fifty-six".