80073521539168 has 12 divisors (see below), whose sum is σ = 157644745530300. Its totient is φ = 40036760769568.

The previous prime is 80073521539159. The next prime is 80073521539169. The reversal of 80073521539168 is 86193512537008.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80073521539169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251148774018 + ... + 1251148774081.

It is an arithmetic number, because the mean of its divisors is an integer number (13137062127525).

Almost surely, 2^{80073521539168} is an apocalyptic number.

It is an amenable number.

80073521539168 is a deficient number, since it is larger than the sum of its proper divisors (77571223991132).

80073521539168 is a wasteful number, since it uses less digits than its factorization.

80073521539168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502297548109 (or 2502297548101 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 58.

The spelling of 80073521539168 in words is "eighty trillion, seventy-three billion, five hundred twenty-one million, five hundred thirty-nine thousand, one hundred sixty-eight".