6432805427 has 2 divisors, whose sum is σ = 6432805428. Its totient is φ = 6432805426.

The previous prime is 6432805399. The next prime is 6432805429. The reversal of 6432805427 is 7245082346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6432805427 - 2¹⁴ = 6432789043 is a prime.

Together with 6432805429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6432805429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216402713 + 3216402714.

It is an arithmetic number, because the mean of its divisors is an integer number (3216402714).

Almost surely, 2^6432805427 is an apocalyptic number.

6432805427 is a deficient number, since it is larger than the sum of its proper divisors (1).

6432805427 is an equidigital number, since it uses as much as digits as its factorization.

6432805427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 41.

The square root of 6432805427 is about 80204.7718468172. The cubic root of 6432805427 is about 1859.8024057834.

The spelling of 6432805427 in words is "six billion, four hundred thirty-two million, eight hundred five thousand, four hundred twenty-seven".