80111326592 has 128 divisors (see below), whose sum is σ = 187828308000. Its totient is φ = 33625047040.

The previous prime is 80111326583. The next prime is 80111326649. The reversal of 80111326592 is 29562311108.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237034 + ... + 1300182.

Almost surely, 2^80111326592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80111326592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93914154000).

80111326592 is an abundant number, since it is smaller than the sum of its proper divisors (107716981408).

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

80111326592 is a wasteful number, since it uses less digits than its factorization.

80111326592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63244 (or 63232 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 80111326592 in words is "eighty billion, one hundred eleven million, three hundred twenty-six thousand, five hundred ninety-two".