6666624044419 has 8 divisors (see below), whose sum is σ = 6670122581360. Its totient is φ = 6663126371616.

The previous prime is 6666624044413. The next prime is 6666624044453. The reversal of 6666624044419 is 9144404266666.

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 6666624044419 - 2⁵ = 6666624044387 is a prime.

It is a super-2 number, since 2×6666624044419² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6666624044413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15516697 + ... + 15940549.

It is an arithmetic number, because the mean of its divisors is an integer number (833765322670).

Almost surely, 2^{6666624044419} is an apocalyptic number.

6666624044419 is a deficient number, since it is larger than the sum of its proper divisors (3498536941).

6666624044419 is a wasteful number, since it uses less digits than its factorization.

6666624044419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432069.

The product of its (nonzero) digits is 35831808, while the sum is 58.

The spelling of 6666624044419 in words is "six trillion, six hundred sixty-six billion, six hundred twenty-four million, forty-four thousand, four hundred nineteen".