12420260123626 has 8 divisors (see below), whose sum is σ = 18639572246820. Its totient is φ = 6207069374688.

The previous prime is 12420260123597. The next prime is 12420260123633. The reversal of 12420260123626 is 62632106202421.

It can be written as a sum of positive squares in 2 ways, for example, as 10395459191601 + 2024800932025 = 3224199^2 + 1422955^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1530338491 + ... + 1530346606.

Almost surely, 2^{12420260123626} is an apocalyptic number.

12420260123626 is a deficient number, since it is larger than the sum of its proper divisors (6219312123194).

12420260123626 is a wasteful number, since it uses less digits than its factorization.

12420260123626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060687128.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 12420260123626 in words is "twelve trillion, four hundred twenty billion, two hundred sixty million, one hundred twenty-three thousand, six hundred twenty-six".