12412051181864 has 16 divisors (see below), whose sum is σ = 23356612562100. Its totient is φ = 6183621165312.

The previous prime is 12412051181851. The next prime is 12412051181891. The reversal of 12412051181864 is 46818115021421.

It can be written as a sum of positive squares in 2 ways, for example, as 12379546697764 + 32504484100 = 3518458^2 + 180290^2 .

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, 2800550849 + ... + 2800555280.

Almost surely, 2^{12412051181864} is an apocalyptic number.

It is an amenable number.

12412051181864 is a deficient number, since it is larger than the sum of its proper divisors (10944561380236).

12412051181864 is a wasteful number, since it uses less digits than its factorization.

12412051181864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5601106412 (or 5601106408 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 44.

The spelling of 12412051181864 in words is "twelve trillion, four hundred twelve billion, fifty-one million, one hundred eighty-one thousand, eight hundred sixty-four".