34857749438 has 4 divisors (see below), whose sum is σ = 52286624160. Its totient is φ = 17428874718.

The previous prime is 34857749401. The next prime is 34857749447. The reversal of 34857749438 is 83494775843.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 8714437358 + ... + 8714437361.

It is an arithmetic number, because the mean of its divisors is an integer number (13071656040).

Almost surely, 2^34857749438 is an apocalyptic number.

34857749438 is a deficient number, since it is larger than the sum of its proper divisors (17428874722).

34857749438 is a wasteful number, since it uses less digits than its factorization.

34857749438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17428874721.

The product of its digits is 81285120, while the sum is 62.

The spelling of 34857749438 in words is "thirty-four billion, eight hundred fifty-seven million, seven hundred forty-nine thousand, four hundred thirty-eight".