80448444733 has 2 divisors, whose sum is σ = 80448444734. Its totient is φ = 80448444732.

The previous prime is 80448444721. The next prime is 80448444823. The reversal of 80448444733 is 33744484408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77343503449 + 3104941284 = 278107^2 + 55722^2 .

It is a cyclic number.

It is not a de Polignac number, because 80448444733 - 2²⁵ = 80414890301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80448448733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40224222366 + 40224222367.

It is an arithmetic number, because the mean of its divisors is an integer number (40224222367).

Almost surely, 2^80448444733 is an apocalyptic number.

It is an amenable number.

80448444733 is a deficient number, since it is larger than the sum of its proper divisors (1).

80448444733 is an equidigital number, since it uses as much as digits as its factorization.

80448444733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4128768, while the sum is 49.

The spelling of 80448444733 in words is "eighty billion, four hundred forty-eight million, four hundred forty-four thousand, seven hundred thirty-three".