80598659 has 2 divisors, whose sum is σ = 80598660. Its totient is φ = 80598658.

The previous prime is 80598653. The next prime is 80598673. The reversal of 80598659 is 95689508.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80598659 - 2⁸ = 80598403 is a prime.

It is a super-2 number, since 2×80598659² = 12992287665196562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (80598653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40299329 + 40299330.

It is an arithmetic number, because the mean of its divisors is an integer number (40299330).

Almost surely, 2^80598659 is an apocalyptic number.

80598659 is a deficient number, since it is larger than the sum of its proper divisors (1).

80598659 is an equidigital number, since it uses as much as digits as its factorization.

80598659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 50.

The square root of 80598659 is about 8977.6755900400. The cubic root of 80598659 is about 431.9590778424.

The spelling of 80598659 in words is "eighty million, five hundred ninety-eight thousand, six hundred fifty-nine".