3993440011 has 8 divisors (see below), whose sum is σ = 4372558848. Its totient is φ = 3617001000.

The previous prime is 3993439981. The next prime is 3993440047. The reversal of 3993440011 is 1100443993.

3993440011 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 3993440011 - 2⁵ = 3993439979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3993440051) 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, 666835 + ... + 672796.

It is an arithmetic number, because the mean of its divisors is an integer number (546569856).

Almost surely, 2^3993440011 is an apocalyptic number.

3993440011 is a deficient number, since it is larger than the sum of its proper divisors (379118837).

3993440011 is a wasteful number, since it uses less digits than its factorization.

3993440011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339913.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 3993440011 is about 63193.6706561662. The cubic root of 3993440011 is about 1586.5327993645.

The spelling of 3993440011 in words is "three billion, nine hundred ninety-three million, four hundred forty thousand, eleven".