27782264605 has 8 divisors (see below), whose sum is σ = 33351660000. Its totient is φ = 22217183376.

The previous prime is 27782264597. The next prime is 27782264617. The reversal of 27782264605 is 50646228772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27782264605 - 2³ = 27782264597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1064355 + ... + 1090144.

It is an arithmetic number, because the mean of its divisors is an integer number (4168957500).

Almost surely, 2^27782264605 is an apocalyptic number.

It is an amenable number.

27782264605 is a deficient number, since it is larger than the sum of its proper divisors (5569395395).

27782264605 is a wasteful number, since it uses less digits than its factorization.

27782264605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157083.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 27782264605 in words is "twenty-seven billion, seven hundred eighty-two million, two hundred sixty-four thousand, six hundred five".