22257417217 has 8 divisors (see below), whose sum is σ = 25499244800. Its totient is φ = 19031138784.

The previous prime is 22257417197. The next prime is 22257417223. The reversal of 22257417217 is 71271475222.

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

It is not a de Polignac number, because 22257417217 - 2¹⁵ = 22257384449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22257417217.

It is not an unprimeable number, because it can be changed into a prime (22257417617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3884217 + ... + 3889942.

It is an arithmetic number, because the mean of its divisors is an integer number (3187405600).

Almost surely, 2^22257417217 is an apocalyptic number.

It is an amenable number.

22257417217 is a deficient number, since it is larger than the sum of its proper divisors (3241827583).

22257417217 is an equidigital number, since it uses as much as digits as its factorization.

22257417217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7774575.

The product of its digits is 109760, while the sum is 40.

The spelling of 22257417217 in words is "twenty-two billion, two hundred fifty-seven million, four hundred seventeen thousand, two hundred seventeen".