27453315344 has 40 divisors (see below), whose sum is σ = 65465601600. Its totient is φ = 10860651648.

The previous prime is 27453315319. The next prime is 27453315367. The reversal of 27453315344 is 44351335472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9426194 + ... + 9429105.

It is an arithmetic number, because the mean of its divisors is an integer number (1636640040).

Almost surely, 2^27453315344 is an apocalyptic number.

It is an amenable number.

27453315344 is an abundant number, since it is smaller than the sum of its proper divisors (38012286256).

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

27453315344 is a wasteful number, since it uses less digits than its factorization.

27453315344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18855327 (or 18855321 counting only the distinct ones).

The product of its digits is 604800, while the sum is 41.

The spelling of 27453315344 in words is "twenty-seven billion, four hundred fifty-three million, three hundred fifteen thousand, three hundred forty-four".