6437224867 has 2 divisors, whose sum is σ = 6437224868. Its totient is φ = 6437224866.

The previous prime is 6437224823. The next prime is 6437224931. The reversal of 6437224867 is 7684227346.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6437224867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6437224867.

It is not a weakly prime, because it can be changed into another prime (6437224067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3218612433 + 3218612434.

It is an arithmetic number, because the mean of its divisors is an integer number (3218612434).

Almost surely, 2^6437224867 is an apocalyptic number.

6437224867 is a deficient number, since it is larger than the sum of its proper divisors (1).

6437224867 is an equidigital number, since it uses as much as digits as its factorization.

6437224867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2709504, while the sum is 49.

The square root of 6437224867 is about 80232.3180956402. The cubic root of 6437224867 is about 1860.2282129317.

The spelling of 6437224867 in words is "six billion, four hundred thirty-seven million, two hundred twenty-four thousand, eight hundred sixty-seven".