12124532455426 has 8 divisors (see below), whose sum is σ = 18186820617420. Its totient is φ = 6062258916288.

The previous prime is 12124532455423. The next prime is 12124532455439. The reversal of 12124532455426 is 62455423542121.

It can be written as a sum of positive squares in 2 ways, for example, as 11416620564801 + 707911890625 = 3378849^2 + 841375^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12124532455423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1271971 + ... + 5085958.

Almost surely, 2^{12124532455426} is an apocalyptic number.

12124532455426 is a deficient number, since it is larger than the sum of its proper divisors (6062288161994).

12124532455426 is an equidigital number, since it uses as much as digits as its factorization.

12124532455426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311428.

The product of its digits is 2304000, while the sum is 46.

Adding to 12124532455426 its reverse (62455423542121), we get a palindrome (74579955997547).

The spelling of 12124532455426 in words is "twelve trillion, one hundred twenty-four billion, five hundred thirty-two million, four hundred fifty-five thousand, four hundred twenty-six".