17925340423 has 8 divisors (see below), whose sum is σ = 18552549600. Its totient is φ = 17298737568.

The previous prime is 17925340369. The next prime is 17925340439. The reversal of 17925340423 is 32404352971.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 17925340423 - 2¹³ = 17925332231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17925340453) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 91003 + ... + 210076.

It is an arithmetic number, because the mean of its divisors is an integer number (2319068700).

Almost surely, 2^17925340423 is an apocalyptic number.

17925340423 is a deficient number, since it is larger than the sum of its proper divisors (627209177).

17925340423 is a wasteful number, since it uses less digits than its factorization.

17925340423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303161.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 17925340423 in words is "seventeen billion, nine hundred twenty-five million, three hundred forty thousand, four hundred twenty-three".