80809069028176 has 10 divisors (see below), whose sum is σ = 156567571242122. Its totient is φ = 40404534514080.

The previous prime is 80809069028153. The next prime is 80809069028179. The reversal of 80809069028176 is 67182096090808.

It can be written as a sum of positive squares in only one way, i.e., 76632866160400 + 4176202867776 = 8754020^2 + 2043576^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80809069028179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525283407115 + ... + 2525283407146.

Almost surely, 2^{80809069028176} is an apocalyptic number.

It is an amenable number.

80809069028176 is a deficient number, since it is larger than the sum of its proper divisors (75758502213946).

80809069028176 is a wasteful number, since it uses less digits than its factorization.

80809069028176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050566814269 (or 5050566814263 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 64.

The spelling of 80809069028176 in words is "eighty trillion, eight hundred nine billion, sixty-nine million, twenty-eight thousand, one hundred seventy-six".