226005636887 has 16 divisors (see below), whose sum is σ = 235061229312. Its totient is φ = 217121234880.

The previous prime is 226005636869. The next prime is 226005636907. The reversal of 226005636887 is 788636500622.

It is a cyclic number.

It is not a de Polignac number, because 226005636887 - 2⁸ = 226005636631 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 (226005636487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8125478 + ... + 8153244.

It is an arithmetic number, because the mean of its divisors is an integer number (14691326832).

Almost surely, 2^226005636887 is an apocalyptic number.

226005636887 is a deficient number, since it is larger than the sum of its proper divisors (9055592425).

226005636887 is a wasteful number, since it uses less digits than its factorization.

226005636887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30838.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 226005636887 in words is "two hundred twenty-six billion, five million, six hundred thirty-six thousand, eight hundred eighty-seven".