3993773993 has 8 divisors (see below), whose sum is σ = 4388190240. Its totient is φ = 3604582080.

The previous prime is 3993773933. The next prime is 3993774019.

3993773993 is nontrivially palindromic in base 10.

3993773993 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 not a de Polignac number, because 3993773993 - 2²⁶ = 3926665129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3993773933) 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, 1304480 + ... + 1307537.

It is an arithmetic number, because the mean of its divisors is an integer number (548523780).

Almost surely, 2^3993773993 is an apocalyptic number.

It is an amenable number.

3993773993 is a deficient number, since it is larger than the sum of its proper divisors (394416247).

3993773993 is a wasteful number, since it uses less digits than its factorization.

3993773993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612167.

The product of its digits is 26040609, while the sum is 62.

The square root of 3993773993 is about 63196.3131282198. The cubic root of 3993773993 is about 1586.5770267829.

The spelling of 3993773993 in words is "three billion, nine hundred ninety-three million, seven hundred seventy-three thousand, nine hundred ninety-three".