38658243834 has 48 divisors (see below), whose sum is σ = 95756169600. Its totient is φ = 11041636320.

The previous prime is 38658243829. The next prime is 38658243857. The reversal of 38658243834 is 43834285683.

38658243834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 353992 + ... + 450140.

It is an arithmetic number, because the mean of its divisors is an integer number (1994920200).

Almost surely, 2^38658243834 is an apocalyptic number.

38658243834 is an abundant number, since it is smaller than the sum of its proper divisors (57097925766).

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

38658243834 is a wasteful number, since it uses less digits than its factorization.

38658243834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99355 (or 99352 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 54.

The spelling of 38658243834 in words is "thirty-eight billion, six hundred fifty-eight million, two hundred forty-three thousand, eight hundred thirty-four".