3826594937449 has 2 divisors, whose sum is σ = 3826594937450. Its totient is φ = 3826594937448.

The previous prime is 3826594937447. The next prime is 3826594937491. The reversal of 3826594937449 is 9447394956283.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3300907585600 + 525687351849 = 1816840^2 + 725043^2 .

It is a cyclic number.

It is not a de Polignac number, because 3826594937449 - 2¹ = 3826594937447 is a prime.

Together with 3826594937447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3826594937447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1913297468724 + 1913297468725.

It is an arithmetic number, because the mean of its divisors is an integer number (1913297468725).

Almost surely, 2^{3826594937449} is an apocalyptic number.

It is an amenable number.

3826594937449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3826594937449 is an equidigital number, since it uses as much as digits as its factorization.

3826594937449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1410877440, while the sum is 73.

The spelling of 3826594937449 in words is "three trillion, eight hundred twenty-six billion, five hundred ninety-four million, nine hundred thirty-seven thousand, four hundred forty-nine".