252313256530 has 32 divisors (see below), whose sum is σ = 455312249280. Its totient is φ = 100670393280.

The previous prime is 252313256513. The next prime is 252313256543. The reversal of 252313256530 is 35652313252.

252313256530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 252313256530.

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 15 ways as a sum of consecutive naturals, for example, 7373260 + ... + 7407400.

It is an arithmetic number, because the mean of its divisors is an integer number (14228507790).

Almost surely, 2^252313256530 is an apocalyptic number.

252313256530 is a deficient number, since it is larger than the sum of its proper divisors (202998992750).

252313256530 is a wasteful number, since it uses less digits than its factorization.

252313256530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35994.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 252313256530 its reverse (35652313252), we get a palindrome (287965569782).

The spelling of 252313256530 in words is "two hundred fifty-two billion, three hundred thirteen million, two hundred fifty-six thousand, five hundred thirty".