3999391110001 has 8 divisors (see below), whose sum is σ = 4570771040640. Its totient is φ = 3428020765248.

The previous prime is 3999391109999. The next prime is 3999391110119. The reversal of 3999391110001 is 1000111939993.

3999391110001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3999391110001 - 2¹ = 3999391109999 is a prime.

It is a super-3 number, since 3×3999391110001³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3999391113001) 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, 1479016 + ... + 3191593.

It is an arithmetic number, because the mean of its divisors is an integer number (571346380080).

Almost surely, 2^{3999391110001} is an apocalyptic number.

It is an amenable number.

3999391110001 is a deficient number, since it is larger than the sum of its proper divisors (571379930639).

3999391110001 is a wasteful number, since it uses less digits than its factorization.

3999391110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4792943.

The product of its (nonzero) digits is 59049, while the sum is 46.

The spelling of 3999391110001 in words is "three trillion, nine hundred ninety-nine billion, three hundred ninety-one million, one hundred ten thousand, one".