27368837423 has 4 divisors (see below), whose sum is σ = 27369393768. Its totient is φ = 27368281080.

The previous prime is 27368837417. The next prime is 27368837449. The reversal of 27368837423 is 32473886372.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27368837423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27368837123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196361 + ... + 305442.

It is an arithmetic number, because the mean of its divisors is an integer number (6842348442).

Almost surely, 2^27368837423 is an apocalyptic number.

27368837423 is a deficient number, since it is larger than the sum of its proper divisors (556345).

27368837423 is an equidigital number, since it uses as much as digits as its factorization.

27368837423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556344.

The product of its digits is 8128512, while the sum is 53.

The spelling of 27368837423 in words is "twenty-seven billion, three hundred sixty-eight million, eight hundred thirty-seven thousand, four hundred twenty-three".