27943245274 has 32 divisors (see below), whose sum is σ = 48362178816. Its totient is φ = 11861324160.

The previous prime is 27943245269. The next prime is 27943245283. The reversal of 27943245274 is 47254234972.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635712 + ... + 678244.

It is an arithmetic number, because the mean of its divisors is an integer number (1511318088).

Almost surely, 2^27943245274 is an apocalyptic number.

27943245274 is a deficient number, since it is larger than the sum of its proper divisors (20418933542).

27943245274 is a wasteful number, since it uses less digits than its factorization.

27943245274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42990.

The product of its digits is 3386880, while the sum is 49.

The spelling of 27943245274 in words is "twenty-seven billion, nine hundred forty-three million, two hundred forty-five thousand, two hundred seventy-four".