226515205125 has 48 divisors (see below), whose sum is σ = 445452471360. Its totient is φ = 109825548000.

The previous prime is 226515205109. The next prime is 226515205129. The reversal of 226515205125 is 521502515622.

226515205125 is a `hidden beast` number, since 2 + 2 + 6 + 5 + 1 + 520 + 5 + 125 = 666.

It is not a de Polignac number, because 226515205125 - 2⁴ = 226515205109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226515205125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226515205129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9139755 + ... + 9164504.

It is an arithmetic number, because the mean of its divisors is an integer number (9280259820).

Almost surely, 2^226515205125 is an apocalyptic number.

226515205125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

226515205125 is a deficient number, since it is larger than the sum of its proper divisors (218937266235).

226515205125 is a wasteful number, since it uses less digits than its factorization.

226515205125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18304291 (or 18304278 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 226515205125 in words is "two hundred twenty-six billion, five hundred fifteen million, two hundred five thousand, one hundred twenty-five".