13507844573423 has 2 divisors, whose sum is σ = 13507844573424. Its totient is φ = 13507844573422.

The previous prime is 13507844573393. The next prime is 13507844573533. The reversal of 13507844573423 is 32437544870531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13507844573423 - 2¹⁸ = 13507844311279 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13507844573323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6753922286711 + 6753922286712.

It is an arithmetic number, because the mean of its divisors is an integer number (6753922286712).

Almost surely, 2^{13507844573423} is an apocalyptic number.

13507844573423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13507844573423 is an equidigital number, since it uses as much as digits as its factorization.

13507844573423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33868800, while the sum is 56.

The spelling of 13507844573423 in words is "thirteen trillion, five hundred seven billion, eight hundred forty-four million, five hundred seventy-three thousand, four hundred twenty-three".