38134685870138 has 32 divisors (see below), whose sum is σ = 67577815892160. Its totient is φ = 15911178831360.

The previous prime is 38134685870101. The next prime is 38134685870257. The reversal of 38134685870138 is 83107858643183.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372401495 + ... + 372503882.

It is an arithmetic number, because the mean of its divisors is an integer number (2111806746630).

Almost surely, 2^{38134685870138} is an apocalyptic number.

38134685870138 is a deficient number, since it is larger than the sum of its proper divisors (29443130022022).

38134685870138 is a wasteful number, since it uses less digits than its factorization.

38134685870138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744905582.

The product of its (nonzero) digits is 92897280, while the sum is 65.

The spelling of 38134685870138 in words is "thirty-eight trillion, one hundred thirty-four billion, six hundred eighty-five million, eight hundred seventy thousand, one hundred thirty-eight".