27458557445364 has 24 divisors (see below), whose sum is σ = 67838788983168. Its totient is φ = 8614449394560.

The previous prime is 27458557445357. The next prime is 27458557445413. The reversal of 27458557445364 is 46354475585472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67300385692 + ... + 67300386099.

It is an arithmetic number, because the mean of its divisors is an integer number (2826616207632).

Almost surely, 2^{27458557445364} is an apocalyptic number.

It is an amenable number.

27458557445364 is an abundant number, since it is smaller than the sum of its proper divisors (40380231537804).

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

27458557445364 is a wasteful number, since it uses less digits than its factorization.

27458557445364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134600771815 (or 134600771813 counting only the distinct ones).

The product of its digits is 2257920000, while the sum is 69.

The spelling of 27458557445364 in words is "twenty-seven trillion, four hundred fifty-eight billion, five hundred fifty-seven million, four hundred forty-five thousand, three hundred sixty-four".