6483446623889 has 2 divisors, whose sum is σ = 6483446623890. Its totient is φ = 6483446623888.

The previous prime is 6483446623831. The next prime is 6483446623957. The reversal of 6483446623889 is 9883266443846.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5052456486289 + 1430990137600 = 2247767^2 + 1196240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6483446623889 is a prime.

It is not a weakly prime, because it can be changed into another prime (6483446628889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3241723311944 + 3241723311945.

It is an arithmetic number, because the mean of its divisors is an integer number (3241723311945).

Almost surely, 2^{6483446623889} is an apocalyptic number.

It is an amenable number.

6483446623889 is a deficient number, since it is larger than the sum of its proper divisors (1).

6483446623889 is an equidigital number, since it uses as much as digits as its factorization.

6483446623889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1146617856, while the sum is 71.

The spelling of 6483446623889 in words is "six trillion, four hundred eighty-three billion, four hundred forty-six million, six hundred twenty-three thousand, eight hundred eighty-nine".