27772279232 has 14 divisors (see below), whose sum is σ = 55110616728. Its totient is φ = 13886139584.

The previous prime is 27772279207. The next prime is 27772279243. The reversal of 27772279232 is 23297227772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216970868 + ... + 216970995.

Almost surely, 2^27772279232 is an apocalyptic number.

It is an amenable number.

27772279232 is a deficient number, since it is larger than the sum of its proper divisors (27338337496).

27772279232 is an equidigital number, since it uses as much as digits as its factorization.

27772279232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433941875 (or 433941865 counting only the distinct ones).

The product of its digits is 2074464, while the sum is 50.

The spelling of 27772279232 in words is "twenty-seven billion, seven hundred seventy-two million, two hundred seventy-nine thousand, two hundred thirty-two".