38684926386 has 24 divisors (see below), whose sum is σ = 83820993984. Its totient is φ = 12894413400.

The previous prime is 38684926367. The next prime is 38684926403. The reversal of 38684926386 is 68362948683.

38684926386 is a `hidden beast` number, since 3 + 8 + 6 + 8 + 492 + 63 + 86 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 695955 + ... + 749481.

It is an arithmetic number, because the mean of its divisors is an integer number (3492541416).

Almost surely, 2^38684926386 is an apocalyptic number.

38684926386 is an abundant number, since it is smaller than the sum of its proper divisors (45136067598).

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

38684926386 is a wasteful number, since it uses less digits than its factorization.

38684926386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93686 (or 93683 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 63.

The spelling of 38684926386 in words is "thirty-eight billion, six hundred eighty-four million, nine hundred twenty-six thousand, three hundred eighty-six".