27747723412 has 24 divisors (see below), whose sum is σ = 50255880192. Its totient is φ = 13391239200.

The previous prime is 27747723407. The next prime is 27747723431. The reversal of 27747723412 is 21432774772.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 244639 + ... + 339622.

It is an arithmetic number, because the mean of its divisors is an integer number (2093995008).

Almost surely, 2^27747723412 is an apocalyptic number.

It is an amenable number.

27747723412 is a deficient number, since it is larger than the sum of its proper divisors (22508156780).

27747723412 is a wasteful number, since it uses less digits than its factorization.

27747723412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584679 (or 584677 counting only the distinct ones).

The product of its digits is 921984, while the sum is 46.

The spelling of 27747723412 in words is "twenty-seven billion, seven hundred forty-seven million, seven hundred twenty-three thousand, four hundred twelve".