3813633399 has 8 divisors (see below), whose sum is σ = 5085191920. Its totient is φ = 2542248576.

The previous prime is 3813633359. The next prime is 3813633419. The reversal of 3813633399 is 9933363183.

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

It is not a de Polignac number, because 3813633399 - 2⁸ = 3813633143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813633359) 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, 21807 + ... + 90015.

It is an arithmetic number, because the mean of its divisors is an integer number (635648990).

Almost surely, 2^3813633399 is an apocalyptic number.

3813633399 is a deficient number, since it is larger than the sum of its proper divisors (1271558521).

3813633399 is a wasteful number, since it uses less digits than its factorization.

3813633399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86849.

The product of its digits is 944784, while the sum is 48.

The square root of 3813633399 is about 61754.6224909520. The cubic root of 3813633399 is about 1562.3547332383.

The spelling of 3813633399 in words is "three billion, eight hundred thirteen million, six hundred thirty-three thousand, three hundred ninety-nine".