210013425252 has 36 divisors (see below), whose sum is σ = 537587115520. Its totient is φ = 69118341552.

The previous prime is 210013425233. The next prime is 210013425329. The reversal of 210013425252 is 252524310012.

210013425252 is a `hidden beast` number, since 2 + 1 + 0 + 0 + 134 + 2 + 525 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36919348 + ... + 36925035.

Almost surely, 2^210013425252 is an apocalyptic number.

It is an amenable number.

210013425252 is an abundant number, since it is smaller than the sum of its proper divisors (327573690268).

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

210013425252 is a wasteful number, since it uses less digits than its factorization.

210013425252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73844472 (or 73844467 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 210013425252 its reverse (252524310012), we get a palindrome (462537735264).

The spelling of 210013425252 in words is "two hundred ten billion, thirteen million, four hundred twenty-five thousand, two hundred fifty-two".