6399461197224 has 24 divisors (see below), whose sum is σ = 17331874076010. Its totient is φ = 2133153732384.

The previous prime is 6399461197189. The next prime is 6399461197249. The reversal of 6399461197224 is 4227911649936.

6399461197224 is a `hidden beast` number, since 6 + 3 + 9 + 9 + 4 + 611 + 9 + 7 + 2 + 2 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5827444280100 + 572016917124 = 2414010^2 + 756318^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×6399461197224³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 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 5 ways as a sum of consecutive naturals, for example, 44440702687 + ... + 44440702830.

Almost surely, 2^{6399461197224} is an apocalyptic number.

It is an amenable number.

6399461197224 is an abundant number, since it is smaller than the sum of its proper divisors (10932412878786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6399461197224 is a wasteful number, since it uses less digits than its factorization.

6399461197224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88881405529 (or 88881405522 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 63.

The spelling of 6399461197224 in words is "six trillion, three hundred ninety-nine billion, four hundred sixty-one million, one hundred ninety-seven thousand, two hundred twenty-four".