33455334213 has 24 divisors (see below), whose sum is σ = 56269893888. Its totient is φ = 18756627552.

The previous prime is 33455334193. The next prime is 33455334221. The reversal of 33455334213 is 31243355433.

33455334213 is a `hidden beast` number, since 33 + 45 + 533 + 42 + 13 = 666.

It is not a de Polignac number, because 33455334213 - 2⁶ = 33455334149 is a prime.

It is a super-2 number, since 2×33455334213² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33455334113) 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 23 ways as a sum of consecutive naturals, for example, 5006445 + ... + 5013122.

It is an arithmetic number, because the mean of its divisors is an integer number (2344578912).

Almost surely, 2^33455334213 is an apocalyptic number.

It is an amenable number.

33455334213 is a deficient number, since it is larger than the sum of its proper divisors (22814559675).

33455334213 is a wasteful number, since it uses less digits than its factorization.

33455334213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10019633 (or 10019630 counting only the distinct ones).

The product of its digits is 194400, while the sum is 36.

Adding to 33455334213 its reverse (31243355433), we get a palindrome (64698689646).

The spelling of 33455334213 in words is "thirty-three billion, four hundred fifty-five million, three hundred thirty-four thousand, two hundred thirteen".