3992961804499 has 4 divisors (see below), whose sum is σ = 4227841910664. Its totient is φ = 3758081698336.

The previous prime is 3992961804497. The next prime is 3992961804511. The reversal of 3992961804499 is 9944081692993.

3992961804499 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3992961804499 - 2¹ = 3992961804497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3992961804497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117440053057 + ... + 117440053090.

It is an arithmetic number, because the mean of its divisors is an integer number (1056960477666).

Almost surely, 2^{3992961804499} is an apocalyptic number.

3992961804499 is a deficient number, since it is larger than the sum of its proper divisors (234880106165).

3992961804499 is a wasteful number, since it uses less digits than its factorization.

3992961804499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234880106164.

The product of its (nonzero) digits is 272097792, while the sum is 73.

The spelling of 3992961804499 in words is "three trillion, nine hundred ninety-two billion, nine hundred sixty-one million, eight hundred four thousand, four hundred ninety-nine".