6432278767 has 2 divisors, whose sum is σ = 6432278768. Its totient is φ = 6432278766.

The previous prime is 6432278761. The next prime is 6432278789. The reversal of 6432278767 is 7678722346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6432278767 - 2²³ = 6423890159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6432278761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3216139383 + 3216139384.

It is an arithmetic number, because the mean of its divisors is an integer number (3216139384).

Almost surely, 2^6432278767 is an apocalyptic number.

6432278767 is a deficient number, since it is larger than the sum of its proper divisors (1).

6432278767 is an equidigital number, since it uses as much as digits as its factorization.

6432278767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4741632, while the sum is 52.

The square root of 6432278767 is about 80201.4885585049. The cubic root of 6432278767 is about 1859.7516497912.

The spelling of 6432278767 in words is "six billion, four hundred thirty-two million, two hundred seventy-eight thousand, seven hundred sixty-seven".