84488444837 has 2 divisors, whose sum is σ = 84488444838. Its totient is φ = 84488444836.

The previous prime is 84488444813. The next prime is 84488444867. The reversal of 84488444837 is 73844488448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76488752356 + 7999692481 = 276566^2 + 89441^2 .

It is a cyclic number.

It is not a de Polignac number, because 84488444837 - 2⁸ = 84488444581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84488444837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84488444867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42244222418 + 42244222419.

It is an arithmetic number, because the mean of its divisors is an integer number (42244222419).

Almost surely, 2^84488444837 is an apocalyptic number.

It is an amenable number.

84488444837 is a deficient number, since it is larger than the sum of its proper divisors (1).

84488444837 is an equidigital number, since it uses as much as digits as its factorization.

84488444837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 88080384, while the sum is 62.

The spelling of 84488444837 in words is "eighty-four billion, four hundred eighty-eight million, four hundred forty-four thousand, eight hundred thirty-seven".