3809311328892 has 48 divisors (see below), whose sum is σ = 9116167485600. Its totient is φ = 1237305968640.

The previous prime is 3809311328887. The next prime is 3809311328903. The reversal of 3809311328892 is 2988231139083.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4261917 + ... + 5077652.

It is an arithmetic number, because the mean of its divisors is an integer number (189920155950).

Almost surely, 2^{3809311328892} is an apocalyptic number.

It is an amenable number.

3809311328892 is an abundant number, since it is smaller than the sum of its proper divisors (5306856156708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3809311328892 is a wasteful number, since it uses less digits than its factorization.

3809311328892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9340446 (or 9340444 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 57.

The spelling of 3809311328892 in words is "three trillion, eight hundred nine billion, three hundred eleven million, three hundred twenty-eight thousand, eight hundred ninety-two".