226087397879 has 4 divisors (see below), whose sum is σ = 258385597584. Its totient is φ = 193789198176.

The previous prime is 226087397867. The next prime is 226087397923. The reversal of 226087397879 is 978793780622.

It is a happy number.

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

It is not a de Polignac number, because 226087397879 - 2⁴ = 226087397863 is a prime.

It is a super-2 number, since 2×226087397879² (a number of 24 digits) contains 22 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 (226087391879) 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, 16149099842 + ... + 16149099855.

It is an arithmetic number, because the mean of its divisors is an integer number (64596399396).

Almost surely, 2^226087397879 is an apocalyptic number.

226087397879 is a deficient number, since it is larger than the sum of its proper divisors (32298199705).

226087397879 is an equidigital number, since it uses as much as digits as its factorization.

226087397879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32298199704.

The product of its (nonzero) digits is 128024064, while the sum is 68.

The spelling of 226087397879 in words is "two hundred twenty-six billion, eighty-seven million, three hundred ninety-seven thousand, eight hundred seventy-nine".