5043400043399 has 2 divisors, whose sum is σ = 5043400043400. Its totient is φ = 5043400043398.

The previous prime is 5043400043387. The next prime is 5043400043501. The reversal of 5043400043399 is 9933400043405.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5043400043399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5043400043359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2521700021699 + 2521700021700.

It is an arithmetic number, because the mean of its divisors is an integer number (2521700021700).

Almost surely, 2^{5043400043399} is an apocalyptic number.

5043400043399 is a deficient number, since it is larger than the sum of its proper divisors (1).

5043400043399 is an equidigital number, since it uses as much as digits as its factorization.

5043400043399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 5043400043399 in words is "five trillion, forty-three billion, four hundred million, forty-three thousand, three hundred ninety-nine".