12431023423346 has 16 divisors (see below), whose sum is σ = 20341747362528. Its totient is φ = 5650445006400.

The previous prime is 12431023423339. The next prime is 12431023423367. The reversal of 12431023423346 is 64332432013421.

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, 6545546 + ... + 8228378.

It is an arithmetic number, because the mean of its divisors is an integer number (1271359210158).

Almost surely, 2^{12431023423346} is an apocalyptic number.

12431023423346 is a deficient number, since it is larger than the sum of its proper divisors (7910723939182).

12431023423346 is a wasteful number, since it uses less digits than its factorization.

12431023423346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018617.

The product of its (nonzero) digits is 248832, while the sum is 38.

Adding to 12431023423346 its reverse (64332432013421), we get a palindrome (76763455436767).

The spelling of 12431023423346 in words is "twelve trillion, four hundred thirty-one billion, twenty-three million, four hundred twenty-three thousand, three hundred forty-six".