80804017377 has 24 divisors (see below), whose sum is σ = 118264348800. Its totient is φ = 53155952928.

The previous prime is 80804017373. The next prime is 80804017451. The reversal of 80804017377 is 77371040808.

It is a happy number.

It is not a de Polignac number, because 80804017377 - 2² = 80804017373 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80804017373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1199374 + ... + 1264952.

It is an arithmetic number, because the mean of its divisors is an integer number (4927681200).

Almost surely, 2^80804017377 is an apocalyptic number.

It is an amenable number.

80804017377 is a deficient number, since it is larger than the sum of its proper divisors (37460331423).

80804017377 is a wasteful number, since it uses less digits than its factorization.

80804017377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67397 (or 67394 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 45.

The spelling of 80804017377 in words is "eighty billion, eight hundred four million, seventeen thousand, three hundred seventy-seven".