80941302636 has 48 divisors (see below), whose sum is σ = 192125576160.
Its totient is φ = 26518259200.
The previous prime is 80941302623. The next prime is 80941302691. The reversal of 80941302636 is 63620314908.
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, 77691 + ... + 409778.
It is an arithmetic number, because the mean of its divisors is an integer number (4002616170).
Almost surely, 280941302636 is an apocalyptic number.
It is an amenable number.
80941302636 is an abundant number, since it is smaller than the sum of its proper divisors (111184273524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80941302636 is a wasteful number, since it uses less digits than its factorization.
80941302636 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487714 (or 487712 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 42.
The spelling of 80941302636 in words is "eighty billion, nine hundred forty-one million, three hundred two thousand, six hundred thirty-six".