17394509985092 has 24 divisors (see below), whose sum is σ = 30484530726720. Its totient is φ = 8684649848160.

The previous prime is 17394509985049. The next prime is 17394509985109. The reversal of 17394509985092 is 29058990549371.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11342858 + ... + 12784734.

It is an arithmetic number, because the mean of its divisors is an integer number (1270188780280).

Almost surely, 2^{17394509985092} is an apocalyptic number.

It is an amenable number.

17394509985092 is a deficient number, since it is larger than the sum of its proper divisors (13090020741628).

17394509985092 is a wasteful number, since it uses less digits than its factorization.

17394509985092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446251 (or 1446249 counting only the distinct ones).

The product of its (nonzero) digits is 220449600, while the sum is 71.

The spelling of 17394509985092 in words is "seventeen trillion, three hundred ninety-four billion, five hundred nine million, nine hundred eighty-five thousand, ninety-two".