252442143012 has 12 divisors (see below), whose sum is σ = 589031667056. Its totient is φ = 84147381000.

The previous prime is 252442142989. The next prime is 252442143043. The reversal of 252442143012 is 210341244252.

It is a happy number.

252442143012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×252442143012³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10518422614 + ... + 10518422637.

Almost surely, 2^252442143012 is an apocalyptic number.

It is an amenable number.

252442143012 is an abundant number, since it is smaller than the sum of its proper divisors (336589524044).

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

252442143012 is a wasteful number, since it uses less digits than its factorization.

252442143012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21036845258 (or 21036845256 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 252442143012 its reverse (210341244252), we get a palindrome (462783387264).

The spelling of 252442143012 in words is "two hundred fifty-two billion, four hundred forty-two million, one hundred forty-three thousand, twelve".