425515031252 has 24 divisors (see below), whose sum is σ = 788616803520. Its totient is φ = 200201102720.

The previous prime is 425515031191. The next prime is 425515031267. The reversal of 425515031252 is 252130515524.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311102 + ... + 973557.

It is an arithmetic number, because the mean of its divisors is an integer number (32859033480).

Almost surely, 2^425515031252 is an apocalyptic number.

It is an amenable number.

425515031252 is a deficient number, since it is larger than the sum of its proper divisors (363101772268).

425515031252 is a wasteful number, since it uses less digits than its factorization.

425515031252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289551 (or 1289549 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 425515031252 its reverse (252130515524), we get a palindrome (677645546776).

The spelling of 425515031252 in words is "four hundred twenty-five billion, five hundred fifteen million, thirty-one thousand, two hundred fifty-two".