225306066635 has 32 divisors (see below), whose sum is σ = 297079840512. Its totient is φ = 163033804800.

The previous prime is 225306066539. The next prime is 225306066637. The reversal of 225306066635 is 536660603522.

It is not a de Polignac number, because 225306066635 - 2¹⁶ = 225306001099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225306066637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459902 + ... + 813708.

It is an arithmetic number, because the mean of its divisors is an integer number (9283745016).

Almost surely, 2^225306066635 is an apocalyptic number.

225306066635 is a deficient number, since it is larger than the sum of its proper divisors (71773773877).

225306066635 is a wasteful number, since it uses less digits than its factorization.

225306066635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354023.

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 225306066635 in words is "two hundred twenty-five billion, three hundred six million, sixty-six thousand, six hundred thirty-five".