386538448264 has 48 divisors (see below), whose sum is σ = 771930650700. Its totient is φ = 181417221504.

The previous prime is 386538448217. The next prime is 386538448279. The reversal of 386538448264 is 462844835683.

It can be written as a sum of positive squares in 2 ways, for example, as 348758751364 + 37779696900 = 590558^2 + 194370^2 .

It is a super-2 number, since 2×386538448264² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 299167 + ... + 928750.

Almost surely, 2^386538448264 is an apocalyptic number.

It is an amenable number.

386538448264 is a deficient number, since it is larger than the sum of its proper divisors (385392202436).

386538448264 is a wasteful number, since it uses less digits than its factorization.

386538448264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228070 (or 1228047 counting only the distinct ones).

The product of its digits is 106168320, while the sum is 61.

The spelling of 386538448264 in words is "three hundred eighty-six billion, five hundred thirty-eight million, four hundred forty-eight thousand, two hundred sixty-four".