80733333839929 has 9 divisors (see below), whose sum is σ = 81651451040877. Its totient is φ = 79825427034144.

The previous prime is 80733333839867. The next prime is 80733333839987. The reversal of 80733333839929 is 92993833333708.

It is a happy number.

The square root of 80733333839929 is 8985173.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 22012173225 + 80711321666704 = 148365^2 + 8983948^2 .

It is not a de Polignac number, because 80733333839929 - 2³⁵ = 80698974101561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80733333839429) 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 in 8 ways as a sum of consecutive naturals, for example, 799629919 + ... + 799730875.

Almost surely, 2^{80733333839929} is an apocalyptic number.

80733333839929 is a gapful number since it is divisible by the number (89) formed by its first and last digit.

80733333839929 is the 8985173-rd square number.

80733333839929 is the 4492587-th centered octagonal number.

It is an amenable number.

80733333839929 is a deficient number, since it is larger than the sum of its proper divisors (918117200948).

80733333839929 is an frugal number, since it uses more digits than its factorization.

80733333839929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202092 (or 101046 counting only the distinct ones).

The product of its (nonzero) digits is 476171136, while the sum is 70.

The spelling of 80733333839929 in words is "eighty trillion, seven hundred thirty-three billion, three hundred thirty-three million, eight hundred thirty-nine thousand, nine hundred twenty-nine".