3999243030366 has 8 divisors (see below), whose sum is σ = 7998486060744. Its totient is φ = 1333081010120.

The previous prime is 3999243030287. The next prime is 3999243030389. The reversal of 3999243030366 is 6630303429993.

It is a sphenic number, since it is the product of 3 distinct primes.

3999243030366 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333270252525 + ... + 333270252536.

It is an arithmetic number, because the mean of its divisors is an integer number (999810757593).

Almost surely, 2^{3999243030366} is an apocalyptic number.

3999243030366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3999243030366 is a wasteful number, since it uses less digits than its factorization.

3999243030366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666540505066.

The product of its (nonzero) digits is 17006112, while the sum is 57.

The spelling of 3999243030366 in words is "three trillion, nine hundred ninety-nine billion, two hundred forty-three million, thirty thousand, three hundred sixty-six".