80017208176440 has 32 divisors (see below), whose sum is σ = 240051624529680. Its totient is φ = 21337922180352.

The previous prime is 80017208176439. The next prime is 80017208176459. The reversal of 80017208176440 is 4467180271008.

It is a self number, because there is not a number n which added to its sum of digits gives 80017208176440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333405033949 + ... + 333405034188.

Almost surely, 2^{80017208176440} is an apocalyptic number.

It is an amenable number.

80017208176440 is an abundant number, since it is smaller than the sum of its proper divisors (160034416353240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80017208176440 is a wasteful number, since it uses less digits than its factorization.

80017208176440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666810068151 (or 666810068147 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 48.

The spelling of 80017208176440 in words is "eighty trillion, seventeen billion, two hundred eight million, one hundred seventy-six thousand, four hundred forty".