12423134176 has 12 divisors (see below), whose sum is σ = 24458045472. Its totient is φ = 6211567072.

The previous prime is 12423134167. The next prime is 12423134201. The reversal of 12423134176 is 67143132421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194111440 + ... + 194111503.

It is an arithmetic number, because the mean of its divisors is an integer number (2038170456).

Almost surely, 2^12423134176 is an apocalyptic number.

12423134176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12423134176 is a deficient number, since it is larger than the sum of its proper divisors (12034911296).

12423134176 is an equidigital number, since it uses as much as digits as its factorization.

12423134176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388222953 (or 388222945 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

Adding to 12423134176 its reverse (67143132421), we get a palindrome (79566266597).

The spelling of 12423134176 in words is "twelve billion, four hundred twenty-three million, one hundred thirty-four thousand, one hundred seventy-six".