386444432072 has 16 divisors (see below), whose sum is σ = 767205858060. Its totient is φ = 181856203264.

The previous prime is 386444432069. The next prime is 386444432083. The reversal of 386444432072 is 270234444683.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 357587256196 + 28857175876 = 597986^2 + 169874^2 .

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, 1420751453 + ... + 1420751724.

Almost surely, 2^386444432072 is an apocalyptic number.

It is an amenable number.

386444432072 is a deficient number, since it is larger than the sum of its proper divisors (380761425988).

386444432072 is a wasteful number, since it uses less digits than its factorization.

386444432072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841503200 (or 2841503196 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 47.

The spelling of 386444432072 in words is "three hundred eighty-six billion, four hundred forty-four million, four hundred thirty-two thousand, seventy-two".