27422343879 has 48 divisors (see below), whose sum is σ = 42915495168. Its totient is φ = 15529519488.

The previous prime is 27422343863. The next prime is 27422343887. The reversal of 27422343879 is 97834322472.

It is not a de Polignac number, because 27422343879 - 2⁴ = 27422343863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27422343899) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7773214 + ... + 7776740.

It is an arithmetic number, because the mean of its divisors is an integer number (894072816).

Almost surely, 2^27422343879 is an apocalyptic number.

27422343879 is a deficient number, since it is larger than the sum of its proper divisors (15493151289).

27422343879 is a wasteful number, since it uses less digits than its factorization.

27422343879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004 (or 3997 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 51.

The spelling of 27422343879 in words is "twenty-seven billion, four hundred twenty-two million, three hundred forty-three thousand, eight hundred seventy-nine".