27391907936 has 12 divisors (see below), whose sum is σ = 53927818812. Its totient is φ = 13695953952.

The previous prime is 27391907927. The next prime is 27391907941. The reversal of 27391907936 is 63970919372.

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, 427998530 + ... + 427998593.

It is an arithmetic number, because the mean of its divisors is an integer number (4493984901).

Almost surely, 2^27391907936 is an apocalyptic number.

It is an amenable number.

27391907936 is a deficient number, since it is larger than the sum of its proper divisors (26535910876).

27391907936 is an equidigital number, since it uses as much as digits as its factorization.

27391907936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855997133 (or 855997125 counting only the distinct ones).

The product of its (nonzero) digits is 3857868, while the sum is 56.

The spelling of 27391907936 in words is "twenty-seven billion, three hundred ninety-one million, nine hundred seven thousand, nine hundred thirty-six".