225816011267 has 24 divisors (see below), whose sum is σ = 284026471008. Its totient is φ = 175739224320.

The previous prime is 225816011263. The next prime is 225816011273. The reversal of 225816011267 is 762110618522.

It is not a de Polignac number, because 225816011267 - 2² = 225816011263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225816011263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 507803 + ... + 842315.

It is an arithmetic number, because the mean of its divisors is an integer number (11834436292).

Almost surely, 2^225816011267 is an apocalyptic number.

225816011267 is a deficient number, since it is larger than the sum of its proper divisors (58210459741).

225816011267 is a wasteful number, since it uses less digits than its factorization.

225816011267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335339 (or 335328 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

Adding to 225816011267 its reverse (762110618522), we get a palindrome (987926629789).

The spelling of 225816011267 in words is "two hundred twenty-five billion, eight hundred sixteen million, eleven thousand, two hundred sixty-seven".