82828289784 has 16 divisors (see below), whose sum is σ = 207070724520. Its totient is φ = 27609429920.

The previous prime is 82828289779. The next prime is 82828289851. The reversal of 82828289784 is 48798282828.

It is a happy number.

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, 1725589347 + ... + 1725589394.

Almost surely, 2^82828289784 is an apocalyptic number.

It is an amenable number.

82828289784 is an abundant number, since it is smaller than the sum of its proper divisors (124242434736).

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

82828289784 is a wasteful number, since it uses less digits than its factorization.

82828289784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451178750 (or 3451178746 counting only the distinct ones).

The product of its digits is 66060288, while the sum is 66.

The spelling of 82828289784 in words is "eighty-two billion, eight hundred twenty-eight million, two hundred eighty-nine thousand, seven hundred eighty-four".