386154428728 has 32 divisors (see below), whose sum is σ = 724810086000. Its totient is φ = 192871848960.

The previous prime is 386154428713. The next prime is 386154428767. The reversal of 386154428728 is 827824451683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47312968 + ... + 47321128.

Almost surely, 2^386154428728 is an apocalyptic number.

It is an amenable number.

386154428728 is a deficient number, since it is larger than the sum of its proper divisors (338655657272).

386154428728 is a wasteful number, since it uses less digits than its factorization.

386154428728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13735 (or 13731 counting only the distinct ones).

The product of its digits is 20643840, while the sum is 58.

The spelling of 386154428728 in words is "three hundred eighty-six billion, one hundred fifty-four million, four hundred twenty-eight thousand, seven hundred twenty-eight".