80323802289 has 72 divisors (see below), whose sum is σ = 122675454720. Its totient is φ = 50597164800.

The previous prime is 80323802281. The next prime is 80323802297. The reversal of 80323802289 is 98220832308.

It is an interprime number because it is at equal distance from previous prime (80323802281) and next prime (80323802297).

It is not a de Polignac number, because 80323802289 - 2³ = 80323802281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80323802281) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 407734939 + ... + 407735135.

It is an arithmetic number, because the mean of its divisors is an integer number (1703825760).

Almost surely, 2^80323802289 is an apocalyptic number.

It is an amenable number.

80323802289 is a deficient number, since it is larger than the sum of its proper divisors (42351652431).

80323802289 is a wasteful number, since it uses less digits than its factorization.

80323802289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 80323802289 in words is "eighty billion, three hundred twenty-three million, eight hundred two thousand, two hundred eighty-nine".