226285517378 has 18 divisors (see below), whose sum is σ = 348888329433. Its totient is φ = 110072737080.

The previous prime is 226285517377. The next prime is 226285517417. The reversal of 226285517378 is 873715582622.

It can be written as a sum of positive squares in 2 ways, for example, as 182565634729 + 43719882649 = 427277^2 + 209093^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336367.

It is not an unprimeable number, because it can be changed into a prime (226285517371) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24886613 + ... + 24895703.

Almost surely, 2^226285517378 is an apocalyptic number.

226285517378 is a deficient number, since it is larger than the sum of its proper divisors (122602812055).

226285517378 is an frugal number, since it uses more digits than its factorization.

226285517378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18258 (or 9130 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 56.

The spelling of 226285517378 in words is "two hundred twenty-six billion, two hundred eighty-five million, five hundred seventeen thousand, three hundred seventy-eight".