6432615667 has 2 divisors, whose sum is σ = 6432615668. Its totient is φ = 6432615666.

The previous prime is 6432615647. The next prime is 6432615677. The reversal of 6432615667 is 7665162346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6432615667 - 2¹⁵ = 6432582899 is a prime.

It is not a weakly prime, because it can be changed into another prime (6432615617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216307833 + 3216307834.

It is an arithmetic number, because the mean of its divisors is an integer number (3216307834).

Almost surely, 2^6432615667 is an apocalyptic number.

6432615667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6432615667 is an equidigital number, since it uses as much as digits as its factorization.

6432615667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 46.

The square root of 6432615667 is about 80203.5888660850. The cubic root of 6432615667 is about 1859.7841182945.

The spelling of 6432615667 in words is "six billion, four hundred thirty-two million, six hundred fifteen thousand, six hundred sixty-seven".