34517293138 has 4 divisors (see below), whose sum is σ = 51775939710. Its totient is φ = 17258646568.

The previous prime is 34517293099. The next prime is 34517293157. The reversal of 34517293138 is 83139271543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83139271543 = 37 ⋅2247007339.

It can be written as a sum of positive squares in only one way, i.e., 32881656889 + 1635636249 = 181333^2 + 40443^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8629323283 + ... + 8629323286.

Almost surely, 2^34517293138 is an apocalyptic number.

34517293138 is a deficient number, since it is larger than the sum of its proper divisors (17258646572).

34517293138 is a wasteful number, since it uses less digits than its factorization.

34517293138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17258646571.

The product of its digits is 544320, while the sum is 46.

The spelling of 34517293138 in words is "thirty-four billion, five hundred seventeen million, two hundred ninety-three thousand, one hundred thirty-eight".