12857843714 has 8 divisors (see below), whose sum is σ = 19288329228. Its totient is φ = 6428400640.

The previous prime is 12857843659. The next prime is 12857843737. The reversal of 12857843714 is 41734875821.

It can be written as a sum of positive squares in 2 ways, for example, as 12041770225 + 816073489 = 109735^2 + 28567^2 .

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, 229007 + ... + 279570.

Almost surely, 2^12857843714 is an apocalyptic number.

12857843714 is a deficient number, since it is larger than the sum of its proper divisors (6430485514).

12857843714 is a wasteful number, since it uses less digits than its factorization.

12857843714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521220.

The product of its digits is 1505280, while the sum is 50.

The spelling of 12857843714 in words is "twelve billion, eight hundred fifty-seven million, eight hundred forty-three thousand, seven hundred fourteen".