27226328879 has 4 divisors (see below), whose sum is σ = 27339301440. Its totient is φ = 27113356320.

The previous prime is 27226328873. The next prime is 27226328887. The reversal of 27226328879 is 97882362272.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 27226328879 - 2²⁸ = 26957893423 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 (27226328873) 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, 56485919 + ... + 56486400.

It is an arithmetic number, because the mean of its divisors is an integer number (6834825360).

Almost surely, 2^27226328879 is an apocalyptic number.

27226328879 is a deficient number, since it is larger than the sum of its proper divisors (112972561).

27226328879 is a wasteful number, since it uses less digits than its factorization.

27226328879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112972560.

The product of its digits is 8128512, while the sum is 56.

The spelling of 27226328879 in words is "twenty-seven billion, two hundred twenty-six million, three hundred twenty-eight thousand, eight hundred seventy-nine".