252533251412 has 24 divisors (see below), whose sum is σ = 475941720072. Its totient is φ = 116550460800.

The previous prime is 252533251361. The next prime is 252533251417. The reversal of 252533251412 is 214152335252.

It can be written as a sum of positive squares in 4 ways, for example, as 26151417796 + 226381833616 = 161714^2 + 475796^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252533251417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3448862 + ... + 3521322.

It is an arithmetic number, because the mean of its divisors is an integer number (19830905003).

Almost surely, 2^252533251412 is an apocalyptic number.

It is an amenable number.

252533251412 is a deficient number, since it is larger than the sum of its proper divisors (223408468660).

252533251412 is a wasteful number, since it uses less digits than its factorization.

252533251412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139499 (or 139497 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

Adding to 252533251412 its reverse (214152335252), we get a palindrome (466685586664).

The spelling of 252533251412 in words is "two hundred fifty-two billion, five hundred thirty-three million, two hundred fifty-one thousand, four hundred twelve".