12309173583 has 16 divisors (see below), whose sum is σ = 18790169856. Its totient is φ = 7021313280.

The previous prime is 12309173573. The next prime is 12309173587. The reversal of 12309173583 is 38537190321.

It is not a de Polignac number, because 12309173583 - 2²⁶ = 12242064719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12309173587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508738 + ... + 532383.

It is an arithmetic number, because the mean of its divisors is an integer number (1174385616).

Almost surely, 2^12309173583 is an apocalyptic number.

12309173583 is a deficient number, since it is larger than the sum of its proper divisors (6480996273).

12309173583 is a wasteful number, since it uses less digits than its factorization.

12309173583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041694.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 12309173583 in words is "twelve billion, three hundred nine million, one hundred seventy-three thousand, five hundred eighty-three".