43463593511993 has 2 divisors, whose sum is σ = 43463593511994. Its totient is φ = 43463593511992.

The previous prime is 43463593511927. The next prime is 43463593512037. The reversal of 43463593511993 is 39911539536434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43325185702969 + 138407809024 = 6582187^2 + 372032^2 .

It is a cyclic number.

It is not a de Polignac number, because 43463593511993 - 2²⁸ = 43463325076537 is a prime.

It is not a weakly prime, because it can be changed into another prime (43463593511903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21731796755996 + 21731796755997.

It is an arithmetic number, because the mean of its divisors is an integer number (21731796755997).

Almost surely, 2^{43463593511993} is an apocalyptic number.

It is an amenable number.

43463593511993 is a deficient number, since it is larger than the sum of its proper divisors (1).

43463593511993 is an equidigital number, since it uses as much as digits as its factorization.

43463593511993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141717600, while the sum is 65.

The spelling of 43463593511993 in words is "forty-three trillion, four hundred sixty-three billion, five hundred ninety-three million, five hundred eleven thousand, nine hundred ninety-three".