169064222217 has 24 divisors (see below), whose sum is σ = 253046387328. Its totient is φ = 100283087520.

The previous prime is 169064222209. The next prime is 169064222219. The reversal of 169064222217 is 712222460961.

It is a happy number.

It is not a de Polignac number, because 169064222217 - 2³ = 169064222209 is a prime.

It is a super-2 number, since 2×169064222217² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (169064222219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4937638 + ... + 4971759.

It is an arithmetic number, because the mean of its divisors is an integer number (10543599472).

Almost surely, 2^169064222217 is an apocalyptic number.

It is an amenable number.

169064222217 is a deficient number, since it is larger than the sum of its proper divisors (83982165111).

169064222217 is a wasteful number, since it uses less digits than its factorization.

169064222217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9909469 (or 9909458 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 169064222217 in words is "one hundred sixty-nine billion, sixty-four million, two hundred twenty-two thousand, two hundred seventeen".