1324043420399 has 4 divisors (see below), whose sum is σ = 1513192480464. Its totient is φ = 1134894360336.

The previous prime is 1324043420389. The next prime is 1324043420429. The reversal of 1324043420399 is 9930243404231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1324043420399 - 2⁴ = 1324043420383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324043420369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94574530022 + ... + 94574530035.

It is an arithmetic number, because the mean of its divisors is an integer number (378298120116).

Almost surely, 2^{1324043420399} is an apocalyptic number.

1324043420399 is a deficient number, since it is larger than the sum of its proper divisors (189149060065).

1324043420399 is an equidigital number, since it uses as much as digits as its factorization.

1324043420399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189149060064.

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 1324043420399 in words is "one trillion, three hundred twenty-four billion, forty-three million, four hundred twenty thousand, three hundred ninety-nine".