252425421235 has 32 divisors (see below), whose sum is σ = 329598622080. Its totient is φ = 184473289728.

The previous prime is 252425421229. The next prime is 252425421239. The reversal of 252425421235 is 532124524252.

It is not a de Polignac number, because 252425421235 - 2⁵ = 252425421203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252425421194 and 252425421203.

It is not an unprimeable number, because it can be changed into a prime (252425421239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10680111 + ... + 10703719.

It is an arithmetic number, because the mean of its divisors is an integer number (10299956940).

Almost surely, 2^252425421235 is an apocalyptic number.

252425421235 is a deficient number, since it is larger than the sum of its proper divisors (77173200845).

252425421235 is a wasteful number, since it uses less digits than its factorization.

252425421235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25327.

The product of its digits is 192000, while the sum is 37.

Adding to 252425421235 its reverse (532124524252), we get a palindrome (784549945487).

The spelling of 252425421235 in words is "two hundred fifty-two billion, four hundred twenty-five million, four hundred twenty-one thousand, two hundred thirty-five".