82644738282 has 24 divisors (see below), whose sum is σ = 179422464000. Its totient is φ = 27493036200.

The previous prime is 82644738263. The next prime is 82644738353. The reversal of 82644738282 is 28283744628.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4591594 + ... + 4609557.

It is an arithmetic number, because the mean of its divisors is an integer number (7475936000).

Almost surely, 2^82644738282 is an apocalyptic number.

82644738282 is an abundant number, since it is smaller than the sum of its proper divisors (96777725718).

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

82644738282 is a wasteful number, since it uses less digits than its factorization.

82644738282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9201658 (or 9201655 counting only the distinct ones).

The product of its digits is 8257536, while the sum is 54.

The spelling of 82644738282 in words is "eighty-two billion, six hundred forty-four million, seven hundred thirty-eight thousand, two hundred eighty-two".