84680440286 has 24 divisors (see below), whose sum is σ = 141979973184. Its totient is φ = 37822524480.

The previous prime is 84680440261. The next prime is 84680440289. The reversal of 84680440286 is 68204408648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84680440289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4030391 + ... + 4051346.

It is an arithmetic number, because the mean of its divisors is an integer number (5915832216).

Almost surely, 2^84680440286 is an apocalyptic number.

84680440286 is a deficient number, since it is larger than the sum of its proper divisors (57299532898).

84680440286 is a wasteful number, since it uses less digits than its factorization.

84680440286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8081796 (or 8081783 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 50.

The spelling of 84680440286 in words is "eighty-four billion, six hundred eighty million, four hundred forty thousand, two hundred eighty-six".