80001366 has 8 divisors (see below), whose sum is σ = 160002744. Its totient is φ = 26667120.

The previous prime is 80001349. The next prime is 80001403. The reversal of 80001366 is 66310008.

It is a sphenic number, since it is the product of 3 distinct primes.

80001366 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6666775 + ... + 6666786.

It is an arithmetic number, because the mean of its divisors is an integer number (20000343).

Almost surely, 2^80001366 is an apocalyptic number.

80001366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80001366 is a wasteful number, since it uses less digits than its factorization.

80001366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13333566.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 80001366 is about 8944.3482713946. The cubic root of 80001366 is about 430.8893904572.

The spelling of 80001366 in words is "eighty million, one thousand, three hundred sixty-six".