33455500212 has 48 divisors (see below), whose sum is σ = 78232089600. Its totient is φ = 11127688320.

The previous prime is 33455500193. The next prime is 33455500213. The reversal of 33455500212 is 21200555433.

It is a super-2 number, since 2×33455500212² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33455500212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33455500213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19575214 + ... + 19576922.

It is an arithmetic number, because the mean of its divisors is an integer number (1629835200).

Almost surely, 2^33455500212 is an apocalyptic number.

It is an amenable number.

33455500212 is an abundant number, since it is smaller than the sum of its proper divisors (44776589388).

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

33455500212 is a wasteful number, since it uses less digits than its factorization.

33455500212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296 (or 4294 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 33455500212 in words is "thirty-three billion, four hundred fifty-five million, five hundred thousand, two hundred twelve".