80561333316508 has 24 divisors (see below), whose sum is σ = 153894973471344. Its totient is φ = 36595915392000.

The previous prime is 80561333316491. The next prime is 80561333316539.

80561333316508 is nontrivially palindromic in base 10.

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, 571740735 + ... + 571881622.

It is an arithmetic number, because the mean of its divisors is an integer number (6412290561306).

Almost surely, 2^{80561333316508} is an apocalyptic number.

It is an amenable number.

80561333316508 is a deficient number, since it is larger than the sum of its proper divisors (73333640154836).

80561333316508 is a wasteful number, since it uses less digits than its factorization.

80561333316508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143623973 (or 1143623971 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 80561333316508 in words is "eighty trillion, five hundred sixty-one billion, three hundred thirty-three million, three hundred sixteen thousand, five hundred eight".