3867087841806 has 32 divisors (see below), whose sum is σ = 9143853027840. Its totient is φ = 1066782852576.

The previous prime is 3867087841801. The next prime is 3867087841819. The reversal of 3867087841806 is 6081487807683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3867087841801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1587473266 + ... + 1587475701.

It is an arithmetic number, because the mean of its divisors is an integer number (285745407120).

Almost surely, 2^{3867087841806} is an apocalyptic number.

3867087841806 is an abundant number, since it is smaller than the sum of its proper divisors (5276765186034).

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

3867087841806 is a wasteful number, since it uses less digits than its factorization.

3867087841806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174949008.

The product of its (nonzero) digits is 86704128, while the sum is 66.

The spelling of 3867087841806 in words is "three trillion, eight hundred sixty-seven billion, eighty-seven million, eight hundred forty-one thousand, eight hundred six".