533485826820 has 288 divisors, whose sum is σ = 1721639162880. Its totient is φ = 133480535040.

The previous prime is 533485826813. The next prime is 533485826821. The reversal of 533485826820 is 28628584335.

It is a happy number.

533485826820 is a `hidden beast` number, since 5 + 3 + 3 + 485 + 82 + 6 + 82 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (533485826821) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60488371 + ... + 60497189.

It is an arithmetic number, because the mean of its divisors is an integer number (5977913760).

Almost surely, 2^533485826820 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 533485826820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860819581440).

533485826820 is an abundant number, since it is smaller than the sum of its proper divisors (1188153336060).

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

533485826820 is a wasteful number, since it uses less digits than its factorization.

533485826820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9195 (or 9190 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 54.

The spelling of 533485826820 in words is "five hundred thirty-three billion, four hundred eighty-five million, eight hundred twenty-six thousand, eight hundred twenty".