3838256203469 has 2 divisors, whose sum is σ = 3838256203470. Its totient is φ = 3838256203468.

The previous prime is 3838256203427. The next prime is 3838256203517. The reversal of 3838256203469 is 9643026528383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3822857875369 + 15398328100 = 1955213^2 + 124090^2 .

It is a cyclic number.

It is not a de Polignac number, because 3838256203469 - 2³² = 3833961236173 is a prime.

It is a super-2 number, since 2×3838256203469² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3838256203669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919128101734 + 1919128101735.

It is an arithmetic number, because the mean of its divisors is an integer number (1919128101735).

Almost surely, 2^{3838256203469} is an apocalyptic number.

It is an amenable number.

3838256203469 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838256203469 is an equidigital number, since it uses as much as digits as its factorization.

3838256203469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44789760, while the sum is 59.

The spelling of 3838256203469 in words is "three trillion, eight hundred thirty-eight billion, two hundred fifty-six million, two hundred three thousand, four hundred sixty-nine".