12556141635045 has 8 divisors (see below), whose sum is σ = 20089826616096. Its totient is φ = 6696608872016.

The previous prime is 12556141634987. The next prime is 12556141635097. The reversal of 12556141635045 is 54053614165521.

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

It is a cyclic number.

It is not a de Polignac number, because 12556141635045 - 2¹⁷ = 12556141503973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12556141634985 and 12556141635003.

It is a congruent number.

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, 418538054487 + ... + 418538054516.

It is an arithmetic number, because the mean of its divisors is an integer number (2511228327012).

Almost surely, 2^{12556141635045} is an apocalyptic number.

12556141635045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12556141635045 is a deficient number, since it is larger than the sum of its proper divisors (7533684981051).

12556141635045 is an equidigital number, since it uses as much as digits as its factorization.

12556141635045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837076109011.

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 12556141635045 in words is "twelve trillion, five hundred fifty-six billion, one hundred forty-one million, six hundred thirty-five thousand, forty-five".