3813773840441 has 4 divisors (see below), whose sum is σ = 4038113478132. Its totient is φ = 3589434202752.

The previous prime is 3813773840419. The next prime is 3813773840447. The reversal of 3813773840441 is 1440483773183.

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 1795342729216 + 2018431111225 = 1339904^2 + 1420715^2 .

It is a cyclic number.

It is not a de Polignac number, because 3813773840441 - 2²⁶ = 3813706731577 is a prime.

It is a super-3 number, since 3×3813773840441³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3813773840447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112169818820 + ... + 112169818853.

It is an arithmetic number, because the mean of its divisors is an integer number (1009528369533).

Almost surely, 2^{3813773840441} is an apocalyptic number.

It is an amenable number.

3813773840441 is a deficient number, since it is larger than the sum of its proper divisors (224339637691).

3813773840441 is a wasteful number, since it uses less digits than its factorization.

3813773840441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224339637690.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 3813773840441 in words is "three trillion, eight hundred thirteen billion, seven hundred seventy-three million, eight hundred forty thousand, four hundred forty-one".