828168219882 has 12 divisors (see below), whose sum is σ = 1794364476450. Its totient is φ = 276056073288.

The previous prime is 828168219839. The next prime is 828168219883. The reversal of 828168219882 is 288912861828.

828168219882 is a `hidden beast` number, since 8 + 281 + 68 + 219 + 8 + 82 = 666.

It can be written as a sum of positive squares in only one way, i.e., 514446128001 + 313722091881 = 717249^2 + 560109^2 .

It is not an unprimeable number, because it can be changed into a prime (828168219883) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23004672757 + ... + 23004672792.

Almost surely, 2^828168219882 is an apocalyptic number.

828168219882 is an abundant number, since it is smaller than the sum of its proper divisors (966196256568).

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

828168219882 is a wasteful number, since it uses less digits than its factorization.

828168219882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46009345557 (or 46009345554 counting only the distinct ones).

The product of its digits is 14155776, while the sum is 63.

The spelling of 828168219882 in words is "eight hundred twenty-eight billion, one hundred sixty-eight million, two hundred nineteen thousand, eight hundred eighty-two".