533505031212 has 96 divisors (see below), whose sum is σ = 1257596383680. Its totient is φ = 176026009600.

The previous prime is 533505031201. The next prime is 533505031243. The reversal of 533505031212 is 212130505335.

It is a self number, because there is not a number n which added to its sum of digits gives 533505031212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 574278364 + ... + 574279292.

It is an arithmetic number, because the mean of its divisors is an integer number (13099962330).

Almost surely, 2^533505031212 is an apocalyptic number.

It is an amenable number.

533505031212 is an abundant number, since it is smaller than the sum of its proper divisors (724091352468).

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

533505031212 is a wasteful number, since it uses less digits than its factorization.

533505031212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163 (or 2161 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

Adding to 533505031212 its reverse (212130505335), we get a palindrome (745635536547).

The spelling of 533505031212 in words is "five hundred thirty-three billion, five hundred five million, thirty-one thousand, two hundred twelve".