17128361252 has 12 divisors (see below), whose sum is σ = 29990363760. Its totient is φ = 8559685896.

The previous prime is 17128361249. The next prime is 17128361267. The reversal of 17128361252 is 25216382171.

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 3 ways as a sum of consecutive naturals, for example, 1115102 + ... + 1130357.

It is an arithmetic number, because the mean of its divisors is an integer number (2499196980).

Almost surely, 2^17128361252 is an apocalyptic number.

It is an amenable number.

17128361252 is a deficient number, since it is larger than the sum of its proper divisors (12862002508).

17128361252 is a wasteful number, since it uses less digits than its factorization.

17128361252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247370 (or 2247368 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The spelling of 17128361252 in words is "seventeen billion, one hundred twenty-eight million, three hundred sixty-one thousand, two hundred fifty-two".