6467442871 has 2 divisors, whose sum is σ = 6467442872. Its totient is φ = 6467442870.

The previous prime is 6467442853. The next prime is 6467442929. The reversal of 6467442871 is 1782447646.

6467442871 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6467442871 - 2¹⁹ = 6466918583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6467442071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3233721435 + 3233721436.

It is an arithmetic number, because the mean of its divisors is an integer number (3233721436).

Almost surely, 2^6467442871 is an apocalyptic number.

6467442871 is a deficient number, since it is larger than the sum of its proper divisors (1).

6467442871 is an equidigital number, since it uses as much as digits as its factorization.

6467442871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1806336, while the sum is 49.

The square root of 6467442871 is about 80420.4132729993. The cubic root of 6467442871 is about 1863.1344680808.

The spelling of 6467442871 in words is "six billion, four hundred sixty-seven million, four hundred forty-two thousand, eight hundred seventy-one".