27445888312 has 8 divisors (see below), whose sum is σ = 51461040600. Its totient is φ = 13722944152.

The previous prime is 27445888279. The next prime is 27445888331. The reversal of 27445888312 is 21388854472.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 27445888312.

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 as a sum of consecutive naturals, namely, 1715368012 + ... + 1715368027.

It is an arithmetic number, because the mean of its divisors is an integer number (6432630075).

Almost surely, 2^27445888312 is an apocalyptic number.

It is an amenable number.

27445888312 is a deficient number, since it is larger than the sum of its proper divisors (24015152288).

27445888312 is a wasteful number, since it uses less digits than its factorization.

27445888312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430736045 (or 3430736041 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 52.

The spelling of 27445888312 in words is "twenty-seven billion, four hundred forty-five million, eight hundred eighty-eight thousand, three hundred twelve".