27251027412 has 24 divisors (see below), whose sum is σ = 72669406656. Its totient is φ = 7786007808.

The previous prime is 27251027399. The next prime is 27251027443. The reversal of 27251027412 is 21472015272.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162208413 + ... + 162208580.

It is an arithmetic number, because the mean of its divisors is an integer number (3027891944).

Almost surely, 2^27251027412 is an apocalyptic number.

It is an amenable number.

27251027412 is an abundant number, since it is smaller than the sum of its proper divisors (45418379244).

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

27251027412 is a wasteful number, since it uses less digits than its factorization.

27251027412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324417007 (or 324417005 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 33.

The spelling of 27251027412 in words is "twenty-seven billion, two hundred fifty-one million, twenty-seven thousand, four hundred twelve".