3873809463836 has 24 divisors (see below), whose sum is σ = 7552387153920. Its totient is φ = 1726259919552.

The previous prime is 3873809463781. The next prime is 3873809463871. The reversal of 3873809463836 is 6383649083783.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1284418076 + ... + 1284421091.

It is an arithmetic number, because the mean of its divisors is an integer number (314682798080).

Almost surely, 2^{3873809463836} is an apocalyptic number.

It is an amenable number.

3873809463836 is a deficient number, since it is larger than the sum of its proper divisors (3678577690084).

3873809463836 is a wasteful number, since it uses less digits than its factorization.

3873809463836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568839213 (or 2568839211 counting only the distinct ones).

The product of its (nonzero) digits is 376233984, while the sum is 68.

The spelling of 3873809463836 in words is "three trillion, eight hundred seventy-three billion, eight hundred nine million, four hundred sixty-three thousand, eight hundred thirty-six".