12466361261 has 8 divisors (see below), whose sum is σ = 13019130240. Its totient is φ = 11914488432.

The previous prime is 12466361249. The next prime is 12466361269. The reversal of 12466361261 is 16216366421.

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 12466361261 - 2³⁰ = 11392619437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12466361269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195521 + ... + 251318.

It is an arithmetic number, because the mean of its divisors is an integer number (1627391280).

Almost surely, 2^12466361261 is an apocalyptic number.

It is an amenable number.

12466361261 is a deficient number, since it is larger than the sum of its proper divisors (552768979).

12466361261 is a wasteful number, since it uses less digits than its factorization.

12466361261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448075.

The product of its digits is 62208, while the sum is 38.

The spelling of 12466361261 in words is "twelve billion, four hundred sixty-six million, three hundred sixty-one thousand, two hundred sixty-one".