6442469767 has 2 divisors, whose sum is σ = 6442469768. Its totient is φ = 6442469766.

The previous prime is 6442469689. The next prime is 6442469771. The reversal of 6442469767 is 7679642446.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6442469767 - 2¹⁵ = 6442436999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6442469167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3221234883 + 3221234884.

It is an arithmetic number, because the mean of its divisors is an integer number (3221234884).

Almost surely, 2^6442469767 is an apocalyptic number.

6442469767 is a deficient number, since it is larger than the sum of its proper divisors (1).

6442469767 is an equidigital number, since it uses as much as digits as its factorization.

6442469767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12192768, while the sum is 55.

The square root of 6442469767 is about 80264.9971469507. The cubic root of 6442469767 is about 1860.7332992335.

The spelling of 6442469767 in words is "six billion, four hundred forty-two million, four hundred sixty-nine thousand, seven hundred sixty-seven".