80659299 has 16 divisors (see below), whose sum is σ = 123223040. Its totient is φ = 45973440.

The previous prime is 80659291. The next prime is 80659301. The reversal of 80659299 is 99295608.

It is not a de Polignac number, because 80659299 - 2³ = 80659291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80659291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3894 + ... + 13284.

It is an arithmetic number, because the mean of its divisors is an integer number (7701440).

Almost surely, 2^80659299 is an apocalyptic number.

80659299 is a deficient number, since it is larger than the sum of its proper divisors (42563741).

80659299 is a wasteful number, since it uses less digits than its factorization.

80659299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9810.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 80659299 is about 8981.0522212044. The cubic root of 80659299 is about 432.0673816792.

The spelling of 80659299 in words is "eighty million, six hundred fifty-nine thousand, two hundred ninety-nine".