138652058 has 8 divisors (see below), whose sum is σ = 208040628. Its totient is φ = 69305184.

The previous prime is 138652043. The next prime is 138652067. The reversal of 138652058 is 850256831.

It can be written as a sum of positive squares in 2 ways, for example, as 95316169 + 43335889 = 9763^2 + 6583^2 .

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, 41 + ... + 16652.

Almost surely, 2^138652058 is an apocalyptic number.

138652058 is a deficient number, since it is larger than the sum of its proper divisors (69388570).

138652058 is a wasteful number, since it uses less digits than its factorization.

138652058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20848.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 138652058 is about 11775.0608490997. The cubic root of 138652058 is about 517.5775614025.

The spelling of 138652058 in words is "one hundred thirty-eight million, six hundred fifty-two thousand, fifty-eight".