6432238517 has 2 divisors, whose sum is σ = 6432238518. Its totient is φ = 6432238516.

The previous prime is 6432238487. The next prime is 6432238531. The reversal of 6432238517 is 7158322346.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6248744401 + 183494116 = 79049^2 + 13546^2 .

It is a cyclic number.

It is not a de Polignac number, because 6432238517 - 2¹⁸ = 6431976373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6432238117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216119258 + 3216119259.

It is an arithmetic number, because the mean of its divisors is an integer number (3216119259).

Almost surely, 2^6432238517 is an apocalyptic number.

It is an amenable number.

6432238517 is a deficient number, since it is larger than the sum of its proper divisors (1).

6432238517 is an equidigital number, since it uses as much as digits as its factorization.

6432238517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 41.

The square root of 6432238517 is about 80201.2376276077. The cubic root of 6432238517 is about 1859.7477706496.

The spelling of 6432238517 in words is "six billion, four hundred thirty-two million, two hundred thirty-eight thousand, five hundred seventeen".