252021522533200 has 120 divisors (see below), whose sum is σ = 696386606099072. Its totient is φ = 85857013532160.

The previous prime is 252021522533171. The next prime is 252021522533203. The reversal of 252021522533200 is 2335225120252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252021522533203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 286209084 + ... + 287088283.

Almost surely, 2^{252021522533200} is an apocalyptic number.

252021522533200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252021522533200 is an abundant number, since it is smaller than the sum of its proper divisors (444365083565872).

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

252021522533200 is a wasteful number, since it uses less digits than its factorization.

252021522533200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573297549 (or 573297538 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 252021522533200 its reverse (2335225120252), we get a palindrome (254356747653452).

The spelling of 252021522533200 in words is "two hundred fifty-two trillion, twenty-one billion, five hundred twenty-two million, five hundred thirty-three thousand, two hundred".