80267543608 has 32 divisors (see below), whose sum is σ = 172028736000. Its totient is φ = 34395004512.

The previous prime is 80267543597. The next prime is 80267543633. The reversal of 80267543608 is 80634576208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260941 + ... + 478147.

It is an arithmetic number, because the mean of its divisors is an integer number (5375898000).

Almost surely, 2^80267543608 is an apocalyptic number.

It is an amenable number.

80267543608 is an abundant number, since it is smaller than the sum of its proper divisors (91761192392).

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

80267543608 is a wasteful number, since it uses less digits than its factorization.

80267543608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223819 (or 223815 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 80267543608 in words is "eighty billion, two hundred sixty-seven million, five hundred forty-three thousand, six hundred eight".