138674861086 has 8 divisors (see below), whose sum is σ = 208101154824. Its totient is φ = 69307809480.

The previous prime is 138674861053. The next prime is 138674861161. The reversal of 138674861086 is 680168476831.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 138674861086.

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, 14804680 + ... + 14814043.

It is an arithmetic number, because the mean of its divisors is an integer number (26012644353).

Almost surely, 2^138674861086 is an apocalyptic number.

138674861086 is a deficient number, since it is larger than the sum of its proper divisors (69426293738).

138674861086 is a wasteful number, since it uses less digits than its factorization.

138674861086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29621066.

The product of its (nonzero) digits is 9289728, while the sum is 58.

The spelling of 138674861086 in words is "one hundred thirty-eight billion, six hundred seventy-four million, eight hundred sixty-one thousand, eighty-six".