12461216256841 has 32 divisors (see below), whose sum is σ = 14405231554560. Its totient is φ = 10757880864720.

The previous prime is 12461216256833. The next prime is 12461216256851. The reversal of 12461216256841 is 14865261216421.

It is not a de Polignac number, because 12461216256841 - 2³ = 12461216256833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12461216256851) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2790976 + ... + 5719438.

It is an arithmetic number, because the mean of its divisors is an integer number (450163486080).

Almost surely, 2^{12461216256841} is an apocalyptic number.

12461216256841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12461216256841 is a deficient number, since it is larger than the sum of its proper divisors (1944015297719).

12461216256841 is a wasteful number, since it uses less digits than its factorization.

12461216256841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928658 (or 2928636 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The spelling of 12461216256841 in words is "twelve trillion, four hundred sixty-one billion, two hundred sixteen million, two hundred fifty-six thousand, eight hundred forty-one".