3806810387272 has 32 divisors (see below), whose sum is σ = 7159365738720. Its totient is φ = 1897646849280.

The previous prime is 3806810387147. The next prime is 3806810387273. The reversal of 3806810387272 is 2727830186083.

It is not an unprimeable number, because it can be changed into a prime (3806810387273) 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, 66214683 + ... + 66272149.

It is an arithmetic number, because the mean of its divisors is an integer number (223730179335).

Almost surely, 2^{3806810387272} is an apocalyptic number.

It is an amenable number.

3806810387272 is a deficient number, since it is larger than the sum of its proper divisors (3352555351448).

3806810387272 is a wasteful number, since it uses less digits than its factorization.

3806810387272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82381 (or 82377 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 3806810387272 in words is "three trillion, eight hundred six billion, eight hundred ten million, three hundred eighty-seven thousand, two hundred seventy-two".