3845277683813 has 4 divisors (see below), whose sum is σ = 3853841777100. Its totient is φ = 3836713590528.

The previous prime is 3845277683749. The next prime is 3845277683839. The reversal of 3845277683813 is 3183867725483.

3845277683813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1332678609889 + 2512599073924 = 1154417^2 + 1585118^2 .

It is a cyclic number.

It is not a de Polignac number, because 3845277683813 - 2⁶ = 3845277683749 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 3845277683813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3845277683843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4282045970 + ... + 4282046867.

It is an arithmetic number, because the mean of its divisors is an integer number (963460444275).

Almost surely, 2^{3845277683813} is an apocalyptic number.

It is an amenable number.

3845277683813 is a deficient number, since it is larger than the sum of its proper divisors (8564093287).

3845277683813 is an equidigital number, since it uses as much as digits as its factorization.

3845277683813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8564093286.

The product of its digits is 162570240, while the sum is 65.

The spelling of 3845277683813 in words is "three trillion, eight hundred forty-five billion, two hundred seventy-seven million, six hundred eighty-three thousand, eight hundred thirteen".