53443034212 has 12 divisors (see below), whose sum is σ = 93538255356. Its totient is φ = 26717818400.

The previous prime is 53443034189. The next prime is 53443034213. The reversal of 53443034212 is 21243034435.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 46476461056 + 6966573156 = 215584^2 + 83466^2 .

It is not an unprimeable number, because it can be changed into a prime (53443034213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892039 + ... + 950062.

It is an arithmetic number, because the mean of its divisors is an integer number (7794854613).

Almost surely, 2^53443034212 is an apocalyptic number.

It is an amenable number.

53443034212 is a deficient number, since it is larger than the sum of its proper divisors (40095221144).

53443034212 is a wasteful number, since it uses less digits than its factorization.

53443034212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849358 (or 1849356 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 53443034212 its reverse (21243034435), we get a palindrome (74686068647).

The spelling of 53443034212 in words is "fifty-three billion, four hundred forty-three million, thirty-four thousand, two hundred twelve".