22046198274217 has 8 divisors (see below), whose sum is σ = 25138651426056. Its totient is φ = 19153258228992.

The previous prime is 22046198274173. The next prime is 22046198274293. The reversal of 22046198274217 is 71247289164022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6581256636816 + 15464941637401 = 2565396^2 + 3932549^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22046198274217 - 2³⁵ = 22011838535849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22046198274817) 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, 49878276418 + ... + 49878276859.

It is an arithmetic number, because the mean of its divisors is an integer number (3142331428257).

Almost surely, 2^{22046198274217} is an apocalyptic number.

It is an amenable number.

22046198274217 is a deficient number, since it is larger than the sum of its proper divisors (3092453151839).

22046198274217 is a wasteful number, since it uses less digits than its factorization.

22046198274217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99756553307.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 22046198274217 in words is "twenty-two trillion, forty-six billion, one hundred ninety-eight million, two hundred seventy-four thousand, two hundred seventeen".