386655833378 has 8 divisors (see below), whose sum is σ = 585726163740. Its totient is φ = 191413778800.

The previous prime is 386655833353. The next prime is 386655833387. The reversal of 386655833378 is 873338556683.

It can be written as a sum of positive squares in 2 ways, for example, as 242372089969 + 144283743409 = 492313^2 + 379847^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 957068693 + ... + 957069096.

Almost surely, 2^386655833378 is an apocalyptic number.

386655833378 is a deficient number, since it is larger than the sum of its proper divisors (199070330362).

386655833378 is a wasteful number, since it uses less digits than its factorization.

386655833378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914137892.

The product of its digits is 261273600, while the sum is 65.

The spelling of 386655833378 in words is "three hundred eighty-six billion, six hundred fifty-five million, eight hundred thirty-three thousand, three hundred seventy-eight".