80403117171 has 32 divisors (see below), whose sum is σ = 125447239680. Its totient is φ = 45362592000.

The previous prime is 80403117161. The next prime is 80403117173. The reversal of 80403117171 is 17171130408.

It is not a de Polignac number, because 80403117171 - 2⁷ = 80403117043 is a prime.

It is a super-2 number, since 2×80403117171² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80403117173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1727130 + ... + 1773071.

It is an arithmetic number, because the mean of its divisors is an integer number (3920226240).

Almost surely, 2^80403117171 is an apocalyptic number.

80403117171 is a deficient number, since it is larger than the sum of its proper divisors (45044122509).

80403117171 is a wasteful number, since it uses less digits than its factorization.

80403117171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500267.

The product of its (nonzero) digits is 4704, while the sum is 33.

Adding to 80403117171 its reverse (17171130408), we get a palindrome (97574247579).

The spelling of 80403117171 in words is "eighty billion, four hundred three million, one hundred seventeen thousand, one hundred seventy-one".