252105053242 has 32 divisors (see below), whose sum is σ = 448697070720. Its totient is φ = 103942681920.

The previous prime is 252105053237. The next prime is 252105053267. The reversal of 252105053242 is 242350501252.

252105053242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1008384 + ... + 1233307.

It is an arithmetic number, because the mean of its divisors is an integer number (14021783460).

Almost surely, 2^252105053242 is an apocalyptic number.

252105053242 is a deficient number, since it is larger than the sum of its proper divisors (196592017478).

252105053242 is a wasteful number, since it uses less digits than its factorization.

252105053242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242006.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 252105053242 its reverse (242350501252), we get a palindrome (494455554494).

The spelling of 252105053242 in words is "two hundred fifty-two billion, one hundred five million, fifty-three thousand, two hundred forty-two".