6437341333873 has 2 divisors, whose sum is σ = 6437341333874. Its totient is φ = 6437341333872.

The previous prime is 6437341333859. The next prime is 6437341333919. The reversal of 6437341333873 is 3783331437346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6342373817649 + 94967516224 = 2518407^2 + 308168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6437341333873 is a prime.

It is not a weakly prime, because it can be changed into another prime (6437341373873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3218670666936 + 3218670666937.

It is an arithmetic number, because the mean of its divisors is an integer number (3218670666937).

Almost surely, 2^{6437341333873} is an apocalyptic number.

It is an amenable number.

6437341333873 is a deficient number, since it is larger than the sum of its proper divisors (1).

6437341333873 is an equidigital number, since it uses as much as digits as its factorization.

6437341333873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27433728, while the sum is 55.

The spelling of 6437341333873 in words is "six trillion, four hundred thirty-seven billion, three hundred forty-one million, three hundred thirty-three thousand, eight hundred seventy-three".