53235025212 has 12 divisors (see below), whose sum is σ = 124215058856. Its totient is φ = 17745008400.

The previous prime is 53235025171. The next prime is 53235025231. The reversal of 53235025212 is 21252053235.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 53235025212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2218126039 + ... + 2218126062.

Almost surely, 2^53235025212 is an apocalyptic number.

It is an amenable number.

53235025212 is an abundant number, since it is smaller than the sum of its proper divisors (70980033644).

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

53235025212 is a wasteful number, since it uses less digits than its factorization.

53235025212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4436252108 (or 4436252106 counting only the distinct ones).

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

Adding to 53235025212 its reverse (21252053235), we get a palindrome (74487078447).

The spelling of 53235025212 in words is "fifty-three billion, two hundred thirty-five million, twenty-five thousand, two hundred twelve".