30058076138 has 4 divisors (see below), whose sum is σ = 45087114210. Its totient is φ = 15029038068.

The previous prime is 30058076123. The next prime is 30058076141. The reversal of 30058076138 is 83167085003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27458809849 + 2599266289 = 165707^2 + 50983^2 .

It is a super-2 number, since 2×30058076138² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30058076095 and 30058076104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7514519033 + ... + 7514519036.

Almost surely, 2^30058076138 is an apocalyptic number.

30058076138 is a deficient number, since it is larger than the sum of its proper divisors (15029038072).

30058076138 is a wasteful number, since it uses less digits than its factorization.

30058076138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15029038071.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 30058076138 in words is "thirty billion, fifty-eight million, seventy-six thousand, one hundred thirty-eight".