225017222207766 has 8 divisors (see below), whose sum is σ = 450034444415544. Its totient is φ = 75005740735920.

The previous prime is 225017222207761. The next prime is 225017222207773. The reversal of 225017222207766 is 667702222710522.

225017222207766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

225017222207766 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225017222207761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18751435183975 + ... + 18751435183986.

It is an arithmetic number, because the mean of its divisors is an integer number (56254305551943).

Almost surely, 2^{225017222207766} is an apocalyptic number.

225017222207766 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225017222207766 is a wasteful number, since it uses less digits than its factorization.

225017222207766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37502870367966.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 225017222207766 in words is "two hundred twenty-five trillion, seventeen billion, two hundred twenty-two million, two hundred seven thousand, seven hundred sixty-six".