27765430244 has 12 divisors (see below), whose sum is σ = 48783088368. Its totient is φ = 13827405000.

The previous prime is 27765430223. The next prime is 27765430291. The reversal of 27765430244 is 44203456772.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 27765430195 and 27765430204.

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, 13826402 + ... + 13828409.

It is an arithmetic number, because the mean of its divisors is an integer number (4065257364).

Almost surely, 2^27765430244 is an apocalyptic number.

It is an amenable number.

27765430244 is a deficient number, since it is larger than the sum of its proper divisors (21017658124).

27765430244 is a wasteful number, since it uses less digits than its factorization.

27765430244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27655066 (or 27655064 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 44.

The spelling of 27765430244 in words is "twenty-seven billion, seven hundred sixty-five million, four hundred thirty thousand, two hundred forty-four".