80444873532 has 12 divisors (see below), whose sum is σ = 187704704936. Its totient is φ = 26814957840.

The previous prime is 80444873513. The next prime is 80444873549. The reversal of 80444873532 is 23537844408.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3351869719 + ... + 3351869742.

Almost surely, 2^80444873532 is an apocalyptic number.

It is an amenable number.

80444873532 is an abundant number, since it is smaller than the sum of its proper divisors (107259831404).

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

80444873532 is a wasteful number, since it uses less digits than its factorization.

80444873532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6703739468 (or 6703739466 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 80444873532 in words is "eighty billion, four hundred forty-four million, eight hundred seventy-three thousand, five hundred thirty-two".