252504417242 has 32 divisors (see below), whose sum is σ = 487448838144. Its totient is φ = 95204847600.

The previous prime is 252504417241. The next prime is 252504417281. The reversal of 252504417242 is 242714405252.

252504417242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 252504417196 and 252504417205.

It is not an unprimeable number, because it can be changed into a prime (252504417241) 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 15 ways as a sum of consecutive naturals, for example, 26441018 + ... + 26450565.

It is an arithmetic number, because the mean of its divisors is an integer number (15232776192).

Almost surely, 2^252504417242 is an apocalyptic number.

252504417242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

252504417242 is a deficient number, since it is larger than the sum of its proper divisors (234944420902).

252504417242 is a wasteful number, since it uses less digits than its factorization.

252504417242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52891634.

The product of its (nonzero) digits is 179200, while the sum is 38.

The spelling of 252504417242 in words is "two hundred fifty-two billion, five hundred four million, four hundred seventeen thousand, two hundred forty-two".