3438256571941 has 2 divisors, whose sum is σ = 3438256571942. Its totient is φ = 3438256571940.

The previous prime is 3438256571927. The next prime is 3438256571947. The reversal of 3438256571941 is 1491756528343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3173638923841 + 264617648100 = 1781471^2 + 514410^2 .

It is a cyclic number.

It is not a de Polignac number, because 3438256571941 - 2⁹ = 3438256571429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3438256571947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1719128285970 + 1719128285971.

It is an arithmetic number, because the mean of its divisors is an integer number (1719128285971).

Almost surely, 2^{3438256571941} is an apocalyptic number.

It is an amenable number.

3438256571941 is a deficient number, since it is larger than the sum of its proper divisors (1).

3438256571941 is an equidigital number, since it uses as much as digits as its factorization.

3438256571941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21772800, while the sum is 58.

The spelling of 3438256571941 in words is "three trillion, four hundred thirty-eight billion, two hundred fifty-six million, five hundred seventy-one thousand, nine hundred forty-one".