34388379686 has 4 divisors (see below), whose sum is σ = 51582569532. Its totient is φ = 17194189842.

The previous prime is 34388379677. The next prime is 34388379703. The reversal of 34388379686 is 68697388343.

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

It is a congruent number.

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, 8597094920 + ... + 8597094923.

It is an arithmetic number, because the mean of its divisors is an integer number (12895642383).

Almost surely, 2^34388379686 is an apocalyptic number.

34388379686 is a deficient number, since it is larger than the sum of its proper divisors (17194189846).

34388379686 is a wasteful number, since it uses less digits than its factorization.

34388379686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17194189845.

The product of its digits is 125411328, while the sum is 65.

The spelling of 34388379686 in words is "thirty-four billion, three hundred eighty-eight million, three hundred seventy-nine thousand, six hundred eighty-six".