6432238487 has 2 divisors, whose sum is σ = 6432238488. Its totient is φ = 6432238486.

The previous prime is 6432238433. The next prime is 6432238517. The reversal of 6432238487 is 7848322346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6432238487 - 2¹⁴ = 6432222103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6432238987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216119243 + 3216119244.

It is an arithmetic number, because the mean of its divisors is an integer number (3216119244).

Almost surely, 2^6432238487 is an apocalyptic number.

6432238487 is a deficient number, since it is larger than the sum of its proper divisors (1).

6432238487 is an equidigital number, since it uses as much as digits as its factorization.

6432238487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 47.

The square root of 6432238487 is about 80201.2374405782. The cubic root of 6432238487 is about 1859.7477677583.

The spelling of 6432238487 in words is "six billion, four hundred thirty-two million, two hundred thirty-eight thousand, four hundred eighty-seven".