3812427564185 has 16 divisors (see below), whose sum is σ = 4592191756752. Its totient is φ = 3038426592000.

The previous prime is 3812427564173. The next prime is 3812427564223. The reversal of 3812427564185 is 5814657242183.

It can be written as a sum of positive squares in 8 ways, for example, as 885895696 + 3811541668489 = 29764^2 + 1952317^2 .

It is not a de Polignac number, because 3812427564185 - 2³⁸ = 3537549657241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3812427564185.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8224295 + ... + 8675475.

It is an arithmetic number, because the mean of its divisors is an integer number (287011984797).

Almost surely, 2^{3812427564185} is an apocalyptic number.

It is an amenable number.

3812427564185 is a deficient number, since it is larger than the sum of its proper divisors (779764192567).

3812427564185 is a wasteful number, since it uses less digits than its factorization.

3812427564185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457564.

The product of its digits is 12902400, while the sum is 56.

The spelling of 3812427564185 in words is "three trillion, eight hundred twelve billion, four hundred twenty-seven million, five hundred sixty-four thousand, one hundred eighty-five".