3836226843881 has 2 divisors, whose sum is σ = 3836226843882. Its totient is φ = 3836226843880.

The previous prime is 3836226843871. The next prime is 3836226843901. The reversal of 3836226843881 is 1883486226383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3299003811856 + 537223032025 = 1816316^2 + 732955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3836226843881 is a prime.

It is a super-2 number, since 2×3836226843881² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3836226843811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918113421940 + 1918113421941.

It is an arithmetic number, because the mean of its divisors is an integer number (1918113421941).

Almost surely, 2^{3836226843881} is an apocalyptic number.

It is an amenable number.

3836226843881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3836226843881 is an equidigital number, since it uses as much as digits as its factorization.

3836226843881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63700992, while the sum is 62.

The spelling of 3836226843881 in words is "three trillion, eight hundred thirty-six billion, two hundred twenty-six million, eight hundred forty-three thousand, eight hundred eighty-one".