828021850608 has 40 divisors (see below), whose sum is σ = 2150139665488. Its totient is φ = 274577190912.

The previous prime is 828021850589. The next prime is 828021850631. The reversal of 828021850608 is 806058120828.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44681035 + ... + 44699562.

Almost surely, 2^828021850608 is an apocalyptic number.

It is an amenable number.

828021850608 is an abundant number, since it is smaller than the sum of its proper divisors (1322117814880).

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

828021850608 is a wasteful number, since it uses less digits than its factorization.

828021850608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89380801 (or 89380795 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 48.

The spelling of 828021850608 in words is "eight hundred twenty-eight billion, twenty-one million, eight hundred fifty thousand, six hundred eight".