80364459 has 24 divisors (see below), whose sum is σ = 126371280. Its totient is φ = 45287424.

The previous prime is 80364451. The next prime is 80364497. The reversal of 80364459 is 95446308.

It is not a de Polignac number, because 80364459 - 2³ = 80364451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80364451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6987 + ... + 14475.

It is an arithmetic number, because the mean of its divisors is an integer number (5265470).

Almost surely, 2^80364459 is an apocalyptic number.

80364459 is a deficient number, since it is larger than the sum of its proper divisors (46006821).

80364459 is a wasteful number, since it uses less digits than its factorization.

80364459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7579 (or 7572 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 80364459 is about 8964.6226356718. The cubic root of 80364459 is about 431.5402827800.

The spelling of 80364459 in words is "eighty million, three hundred sixty-four thousand, four hundred fifty-nine".