17923471323 has 16 divisors (see below), whose sum is σ = 24011452416. Its totient is φ = 11892356640.

The previous prime is 17923471309. The next prime is 17923471333. The reversal of 17923471323 is 32317432971.

It is not a de Polignac number, because 17923471323 - 2³² = 13628504027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (17923471333) 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 15 ways as a sum of consecutive naturals, for example, 596838 + ... + 626148.

It is an arithmetic number, because the mean of its divisors is an integer number (1500715776).

Almost surely, 2^17923471323 is an apocalyptic number.

17923471323 is a deficient number, since it is larger than the sum of its proper divisors (6087981093).

17923471323 is a wasteful number, since it uses less digits than its factorization.

17923471323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30274.

The product of its digits is 190512, while the sum is 42.

The spelling of 17923471323 in words is "seventeen billion, nine hundred twenty-three million, four hundred seventy-one thousand, three hundred twenty-three".