38565359138 has 8 divisors (see below), whose sum is σ = 58498016940. Its totient is φ = 19066020160.

The previous prime is 38565359113. The next prime is 38565359141. The reversal of 38565359138 is 83195356583.

38565359138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38323152169 + 242206969 = 195763^2 + 15563^2 .

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

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, 108329483 + ... + 108329838.

Almost surely, 2^38565359138 is an apocalyptic number.

38565359138 is a deficient number, since it is larger than the sum of its proper divisors (19932657802).

38565359138 is a wasteful number, since it uses less digits than its factorization.

38565359138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216659412.

The product of its digits is 11664000, while the sum is 56.

The spelling of 38565359138 in words is "thirty-eight billion, five hundred sixty-five million, three hundred fifty-nine thousand, one hundred thirty-eight".