27393037768 has 16 divisors (see below), whose sum is σ = 51371331660. Its totient is φ = 13694016000.

The previous prime is 27393037753. The next prime is 27393037781. The reversal of 27393037768 is 86773039372.

It can be written as a sum of positive squares in 2 ways, for example, as 27390912004 + 2125764 = 165502^2 + 1458^2 .

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 3 ways as a sum of consecutive naturals, for example, 265933 + ... + 354268.

Almost surely, 2^27393037768 is an apocalyptic number.

It is an amenable number.

27393037768 is a deficient number, since it is larger than the sum of its proper divisors (23978293892).

27393037768 is a wasteful number, since it uses less digits than its factorization.

27393037768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625728 (or 625724 counting only the distinct ones).

The product of its (nonzero) digits is 8001504, while the sum is 55.

The spelling of 27393037768 in words is "twenty-seven billion, three hundred ninety-three million, thirty-seven thousand, seven hundred sixty-eight".