82189594624 has 52 divisors (see below), whose sum is σ = 164443498920. Its totient is φ = 41073704960.

The previous prime is 82189594609. The next prime is 82189594631. The reversal of 82189594624 is 42649598128.

It is a happy 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, 10682619 + ... + 10690309.

Almost surely, 2^82189594624 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 82189594624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82221749460).

82189594624 is an abundant number, since it is smaller than the sum of its proper divisors (82253904296).

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

82189594624 is an equidigital number, since it uses as much as digits as its factorization.

82189594624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10324 (or 10302 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 58.

The spelling of 82189594624 in words is "eighty-two billion, one hundred eighty-nine million, five hundred ninety-four thousand, six hundred twenty-four".