225427736879 has 4 divisors (see below), whose sum is σ = 225432904584. Its totient is φ = 225422569176.

The previous prime is 225427736867. The next prime is 225427736881. The reversal of 225427736879 is 978637724522.

225427736879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 225427736879 - 2³⁶ = 156708260143 is a prime.

It is a super-3 number, since 3×225427736879³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225427736899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517857 + ... + 2605850.

It is an arithmetic number, because the mean of its divisors is an integer number (56358226146).

Almost surely, 2^225427736879 is an apocalyptic number.

225427736879 is a deficient number, since it is larger than the sum of its proper divisors (5167705).

225427736879 is an equidigital number, since it uses as much as digits as its factorization.

225427736879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5167704.

The product of its digits is 71124480, while the sum is 62.

The spelling of 225427736879 in words is "two hundred twenty-five billion, four hundred twenty-seven million, seven hundred thirty-six thousand, eight hundred seventy-nine".