27452109977982 has 48 divisors (see below), whose sum is σ = 63544554178560. Its totient is φ = 8539697990736.

The previous prime is 27452109977977. The next prime is 27452109978071. The reversal of 27452109977982 is 28977990125472.

27452109977982 is a `hidden beast` number, since 2 + 7 + 4 + 521 + 0 + 9 + 9 + 7 + 7 + 98 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 27452109977982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 599001918 + ... + 599047745.

It is an arithmetic number, because the mean of its divisors is an integer number (1323844878720).

Almost surely, 2^{27452109977982} is an apocalyptic number.

27452109977982 is an abundant number, since it is smaller than the sum of its proper divisors (36092444200578).

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

27452109977982 is a wasteful number, since it uses less digits than its factorization.

27452109977982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198049757 (or 1198049754 counting only the distinct ones).

The product of its (nonzero) digits is 320060160, while the sum is 72.

The spelling of 27452109977982 in words is "twenty-seven trillion, four hundred fifty-two billion, one hundred nine million, nine hundred seventy-seven thousand, nine hundred eighty-two".