27771451336 has 16 divisors (see below), whose sum is σ = 52269465600. Its totient is φ = 13832927184.

The previous prime is 27771451307. The next prime is 27771451349. The reversal of 27771451336 is 63315417772.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6597576 + ... + 6601783.

It is an arithmetic number, because the mean of its divisors is an integer number (3266841600).

Almost surely, 2^27771451336 is an apocalyptic number.

It is an amenable number.

27771451336 is a deficient number, since it is larger than the sum of its proper divisors (24498014264).

27771451336 is a wasteful number, since it uses less digits than its factorization.

27771451336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13199628 (or 13199624 counting only the distinct ones).

The product of its digits is 740880, while the sum is 46.

The spelling of 27771451336 in words is "twenty-seven billion, seven hundred seventy-one million, four hundred fifty-one thousand, three hundred thirty-six".