27747860022 has 12 divisors (see below), whose sum is σ = 60120363420. Its totient is φ = 9249286668.

The previous prime is 27747860017. The next prime is 27747860051. The reversal of 27747860022 is 22006874772.

27747860022 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 27747860022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 770773872 + ... + 770773907.

It is an arithmetic number, because the mean of its divisors is an integer number (5010030285).

Almost surely, 2^27747860022 is an apocalyptic number.

27747860022 is an abundant number, since it is smaller than the sum of its proper divisors (32372503398).

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

27747860022 is a wasteful number, since it uses less digits than its factorization.

27747860022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541547787 (or 1541547784 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 45.

The spelling of 27747860022 in words is "twenty-seven billion, seven hundred forty-seven million, eight hundred sixty thousand, twenty-two".