226108721055458 has 4 divisors (see below), whose sum is σ = 339163081583190. Its totient is φ = 113054360527728.

The previous prime is 226108721055379. The next prime is 226108721055479. The reversal of 226108721055458 is 854550127801622.

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

It can be written as a sum of positive squares in only one way, i.e., 204795476198329 + 21313244857129 = 14310677^2 + 4616627^2 .

It is a super-2 number, since 2×226108721055458² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56527180263863 + ... + 56527180263866.

Almost surely, 2^{226108721055458} is an apocalyptic number.

226108721055458 is a deficient number, since it is larger than the sum of its proper divisors (113054360527732).

226108721055458 is a wasteful number, since it uses less digits than its factorization.

226108721055458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113054360527731.

The product of its (nonzero) digits is 10752000, while the sum is 56.

The spelling of 226108721055458 in words is "two hundred twenty-six trillion, one hundred eight billion, seven hundred twenty-one million, fifty-five thousand, four hundred fifty-eight".