80338756166 has 8 divisors (see below), whose sum is σ = 120509408880. Its totient is φ = 40168953208.

The previous prime is 80338756109. The next prime is 80338756237. The reversal of 80338756166 is 66165783308.

It is a happy number.

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

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, 142580 + ... + 425448.

It is an arithmetic number, because the mean of its divisors is an integer number (15063676110).

Almost surely, 2^80338756166 is an apocalyptic number.

80338756166 is a deficient number, since it is larger than the sum of its proper divisors (40170652714).

80338756166 is a wasteful number, since it uses less digits than its factorization.

80338756166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424878.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 80338756166 in words is "eighty billion, three hundred thirty-eight million, seven hundred fifty-six thousand, one hundred sixty-six".