80099850 has 24 divisors (see below), whose sum is σ = 198648000. Its totient is φ = 21359920.

The previous prime is 80099843. The next prime is 80099909. The reversal of 80099850 is 5899008.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 80099799 and 80099808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266850 + ... + 267149.

It is an arithmetic number, because the mean of its divisors is an integer number (8277000).

Almost surely, 2^80099850 is an apocalyptic number.

80099850 is an abundant number, since it is smaller than the sum of its proper divisors (118548150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80099850 is a wasteful number, since it uses less digits than its factorization.

80099850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534014 (or 534009 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 80099850 is about 8949.8519540828. The cubic root of 80099850 is about 431.0661303954.

The spelling of 80099850 in words is "eighty million, ninety-nine thousand, eight hundred fifty".