3437664867899 has 2 divisors, whose sum is σ = 3437664867900. Its totient is φ = 3437664867898.

The previous prime is 3437664867859. The next prime is 3437664867941. The reversal of 3437664867899 is 9987684667343.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3437664867899 is a prime.

It is not a weakly prime, because it can be changed into another prime (3437664867859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718832433949 + 1718832433950.

It is an arithmetic number, because the mean of its divisors is an integer number (1718832433950).

Almost surely, 2^{3437664867899} is an apocalyptic number.

3437664867899 is a deficient number, since it is larger than the sum of its proper divisors (1).

3437664867899 is an equidigital number, since it uses as much as digits as its factorization.

3437664867899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7900913664, while the sum is 80.

The spelling of 3437664867899 in words is "three trillion, four hundred thirty-seven billion, six hundred sixty-four million, eight hundred sixty-seven thousand, eight hundred ninety-nine".