27943842704 has 20 divisors (see below), whose sum is σ = 55604471964. Its totient is φ = 13594301568.

The previous prime is 27943842691. The next prime is 27943842721. The reversal of 27943842704 is 40724834972.

It can be written as a sum of positive squares in 2 ways, for example, as 23608937104 + 4334905600 = 153652^2 + 65840^2 .

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, 23600627 + ... + 23601810.

Almost surely, 2^27943842704 is an apocalyptic number.

It is an amenable number.

27943842704 is a deficient number, since it is larger than the sum of its proper divisors (27660629260).

27943842704 is a wasteful number, since it uses less digits than its factorization.

27943842704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47202482 (or 47202476 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 50.

The spelling of 27943842704 in words is "twenty-seven billion, nine hundred forty-three million, eight hundred forty-two thousand, seven hundred four".