225156435163 has 16 divisors (see below), whose sum is σ = 246903644160. Its totient is φ = 203623740000.

The previous prime is 225156435151. The next prime is 225156435193. The reversal of 225156435163 is 361534651522.

It is a cyclic number.

It is not a de Polignac number, because 225156435163 - 2⁵ = 225156435131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225156435193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3158413 + ... + 3228913.

It is an arithmetic number, because the mean of its divisors is an integer number (15431477760).

Almost surely, 2^225156435163 is an apocalyptic number.

225156435163 is a deficient number, since it is larger than the sum of its proper divisors (21747208997).

225156435163 is a wasteful number, since it uses less digits than its factorization.

225156435163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72018.

The product of its digits is 648000, while the sum is 43.

The spelling of 225156435163 in words is "two hundred twenty-five billion, one hundred fifty-six million, four hundred thirty-five thousand, one hundred sixty-three".