12456125113342 has 4 divisors (see below), whose sum is σ = 18684187670016. Its totient is φ = 6228062556670.

The previous prime is 12456125113321. The next prime is 12456125113361. The reversal of 12456125113342 is 24331152165421.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12456125113295 and 12456125113304.

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, 3114031278334 + ... + 3114031278337.

It is an arithmetic number, because the mean of its divisors is an integer number (4671046917504).

Almost surely, 2^{12456125113342} is an apocalyptic number.

12456125113342 is a deficient number, since it is larger than the sum of its proper divisors (6228062556674).

12456125113342 is an equidigital number, since it uses as much as digits as its factorization.

12456125113342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6228062556673.

The product of its digits is 172800, while the sum is 40.

Adding to 12456125113342 its reverse (24331152165421), we get a palindrome (36787277278763).

The spelling of 12456125113342 in words is "twelve trillion, four hundred fifty-six billion, one hundred twenty-five million, one hundred thirteen thousand, three hundred forty-two".