17223253646072 has 16 divisors (see below), whose sum is σ = 34193224150560. Its totient is φ = 8105060539264.

The previous prime is 17223253646051. The next prime is 17223253646077. The reversal of 17223253646072 is 27064635232271.

It is a self number, because there is not a number n which added to its sum of digits gives 17223253646072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17223253646077) 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, 63320785328 + ... + 63320785599.

It is an arithmetic number, because the mean of its divisors is an integer number (2137076509410).

Almost surely, 2^{17223253646072} is an apocalyptic number.

It is an amenable number.

17223253646072 is a deficient number, since it is larger than the sum of its proper divisors (16969970504488).

17223253646072 is a wasteful number, since it uses less digits than its factorization.

17223253646072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126641570950 (or 126641570946 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 50.

The spelling of 17223253646072 in words is "seventeen trillion, two hundred twenty-three billion, two hundred fifty-three million, six hundred forty-six thousand, seventy-two".