226525513663 has 4 divisors (see below), whose sum is σ = 226738614928. Its totient is φ = 226312412400.

The previous prime is 226525513657. The next prime is 226525513673. The reversal of 226525513663 is 366315525622.

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 226525513663 - 2⁵ = 226525513631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226525513673) 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, 106549038 + ... + 106551163.

It is an arithmetic number, because the mean of its divisors is an integer number (56684653732).

Almost surely, 2^226525513663 is an apocalyptic number.

226525513663 is a deficient number, since it is larger than the sum of its proper divisors (213101265).

226525513663 is a wasteful number, since it uses less digits than its factorization.

226525513663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213101264.

The product of its digits is 1944000, while the sum is 46.

The spelling of 226525513663 in words is "two hundred twenty-six billion, five hundred twenty-five million, five hundred thirteen thousand, six hundred sixty-three".