27750447704 has 32 divisors (see below), whose sum is σ = 59483077920. Its totient is φ = 11889482496.

The previous prime is 27750447671. The next prime is 27750447713. The reversal of 27750447704 is 40774405772.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its 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, 118532 + ... + 263724.

It is an arithmetic number, because the mean of its divisors is an integer number (1858846185).

Almost surely, 2^27750447704 is an apocalyptic number.

It is an amenable number.

27750447704 is an abundant number, since it is smaller than the sum of its proper divisors (31732630216).

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

27750447704 is a wasteful number, since it uses less digits than its factorization.

27750447704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148619 (or 148615 counting only the distinct ones).

The product of its (nonzero) digits is 1536640, while the sum is 47.

The spelling of 27750447704 in words is "twenty-seven billion, seven hundred fifty million, four hundred forty-seven thousand, seven hundred four".