17242744668 has 48 divisors (see below), whose sum is σ = 41391526176. Its totient is φ = 5583293440.

The previous prime is 17242744621. The next prime is 17242744681. The reversal of 17242744668 is 86644724271.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 17242744668.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39430 + ... + 189842.

It is an arithmetic number, because the mean of its divisors is an integer number (862323462).

Almost surely, 2^17242744668 is an apocalyptic number.

It is an amenable number.

17242744668 is an abundant number, since it is smaller than the sum of its proper divisors (24148781508).

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

17242744668 is a wasteful number, since it uses less digits than its factorization.

17242744668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150694 (or 150692 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 51.

The spelling of 17242744668 in words is "seventeen billion, two hundred forty-two million, seven hundred forty-four thousand, six hundred sixty-eight".