225006647091 has 16 divisors (see below), whose sum is σ = 317698130304. Its totient is φ = 141162113664.

The previous prime is 225006647087. The next prime is 225006647113. The reversal of 225006647091 is 190746600522.

It is not a de Polignac number, because 225006647091 - 2² = 225006647087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225006647051) 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, 108240 + ... + 679506.

It is an arithmetic number, because the mean of its divisors is an integer number (19856133144).

Almost surely, 2^225006647091 is an apocalyptic number.

225006647091 is a deficient number, since it is larger than the sum of its proper divisors (92691483213).

225006647091 is a wasteful number, since it uses less digits than its factorization.

225006647091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579010.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 225006647091 in words is "two hundred twenty-five billion, six million, six hundred forty-seven thousand, ninety-one".