27747670252 has 12 divisors (see below), whose sum is σ = 48988144296. Its totient is φ = 13751057600.

The previous prime is 27747670219. The next prime is 27747670273. The reversal of 27747670252 is 25207674772.

It is a junction number, because it is equal to n+sod(n) for n = 27747670196 and 27747670205.

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, 30693874 + ... + 30694777.

It is an arithmetic number, because the mean of its divisors is an integer number (4082345358).

Almost surely, 2^27747670252 is an apocalyptic number.

It is an amenable number.

27747670252 is a deficient number, since it is larger than the sum of its proper divisors (21240474044).

27747670252 is a wasteful number, since it uses less digits than its factorization.

27747670252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61388768 (or 61388766 counting only the distinct ones).

The product of its (nonzero) digits is 2304960, while the sum is 49.

The spelling of 27747670252 in words is "twenty-seven billion, seven hundred forty-seven million, six hundred seventy thousand, two hundred fifty-two".