80041839329 has 2 divisors, whose sum is σ = 80041839330. Its totient is φ = 80041839328.

The previous prime is 80041839271. The next prime is 80041839343. The reversal of 80041839329 is 92393814008.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54744300625 + 25297538704 = 233975^2 + 159052^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80041839329 is a prime.

It is not a weakly prime, because it can be changed into another prime (80041839349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40020919664 + 40020919665.

It is an arithmetic number, because the mean of its divisors is an integer number (40020919665).

Almost surely, 2^80041839329 is an apocalyptic number.

It is an amenable number.

80041839329 is a deficient number, since it is larger than the sum of its proper divisors (1).

80041839329 is an equidigital number, since it uses as much as digits as its factorization.

80041839329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 80041839329 in words is "eighty billion, forty-one million, eight hundred thirty-nine thousand, three hundred twenty-nine".