80375066 has 8 divisors (see below), whose sum is σ = 124720020. Its totient is φ = 38801728.

The previous prime is 80375039. The next prime is 80375069. The reversal of 80375066 is 66057308.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 79727041 + 648025 = 8929^2 + 805^2 .

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

It is not an unprimeable number, because it can be changed into a prime (80375069) 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 3 ways as a sum of consecutive naturals, for example, 692831 + ... + 692946.

Almost surely, 2^80375066 is an apocalyptic number.

80375066 is a deficient number, since it is larger than the sum of its proper divisors (44344954).

80375066 is a wasteful number, since it uses less digits than its factorization.

80375066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385808.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 80375066 is about 8965.2142194149. The cubic root of 80375066 is about 431.5592677329.

The spelling of 80375066 in words is "eighty million, three hundred seventy-five thousand, sixty-six".