225806804995 has 16 divisors (see below), whose sum is σ = 286918603488. Its totient is φ = 170012643840.

The previous prime is 225806804989. The next prime is 225806805013. The reversal of 225806804995 is 599408608522.

It is a de Polignac number, because none of the positive numbers 2^k-225806804995 is a prime.

It is a super-3 number, since 3×225806804995³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4314172 + ... + 4366198.

It is an arithmetic number, because the mean of its divisors is an integer number (17932412718).

Almost surely, 2^225806804995 is an apocalyptic number.

225806804995 is a deficient number, since it is larger than the sum of its proper divisors (61111798493).

225806804995 is a wasteful number, since it uses less digits than its factorization.

225806804995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103110.

The product of its (nonzero) digits is 12441600, while the sum is 58.

The spelling of 225806804995 in words is "two hundred twenty-five billion, eight hundred six million, eight hundred four thousand, nine hundred ninety-five".