38400042158 has 8 divisors (see below), whose sum is σ = 57600903360. Its totient is φ = 19199741040.

The previous prime is 38400042103. The next prime is 38400042251. The reversal of 38400042158 is 85124000483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159683 + ... + 319841.

It is an arithmetic number, because the mean of its divisors is an integer number (7200112920).

Almost surely, 2^38400042158 is an apocalyptic number.

38400042158 is a deficient number, since it is larger than the sum of its proper divisors (19200861202).

38400042158 is a wasteful number, since it uses less digits than its factorization.

38400042158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280042.

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 38400042158 in words is "thirty-eight billion, four hundred million, forty-two thousand, one hundred fifty-eight".