38920104099 has 32 divisors (see below), whose sum is σ = 59554990080. Its totient is φ = 25094728800.

The previous prime is 38920104077. The next prime is 38920104109. The reversal of 38920104099 is 99040102983.

38920104099 is a `hidden beast` number, since 38 + 9 + 201 + 0 + 409 + 9 = 666.

It is not a de Polignac number, because 38920104099 - 2⁹ = 38920103587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38920104049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1482709 + ... + 1508729.

It is an arithmetic number, because the mean of its divisors is an integer number (1861093440).

Almost surely, 2^38920104099 is an apocalyptic number.

38920104099 is a deficient number, since it is larger than the sum of its proper divisors (20634885981).

38920104099 is a wasteful number, since it uses less digits than its factorization.

38920104099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27848 (or 27842 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 38920104099 in words is "thirty-eight billion, nine hundred twenty million, one hundred four thousand, ninety-nine".