27959753472 has 72 divisors (see below), whose sum is σ = 85044266496. Its totient is φ = 7988499456.

The previous prime is 27959753467. The next prime is 27959753483. The reversal of 27959753472 is 27435795972.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2595048 + ... + 2605799.

It is an arithmetic number, because the mean of its divisors is an integer number (1181170368).

Almost surely, 2^27959753472 is an apocalyptic number.

It is an amenable number.

27959753472 is an abundant number, since it is smaller than the sum of its proper divisors (57084513024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27959753472 is an equidigital number, since it uses as much as digits as its factorization.

27959753472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5200873 (or 5200859 counting only the distinct ones).

The product of its digits is 33339600, while the sum is 60.

The spelling of 27959753472 in words is "twenty-seven billion, nine hundred fifty-nine million, seven hundred fifty-three thousand, four hundred seventy-two".