1252323200424 has 16 divisors (see below), whose sum is σ = 3130808001120. Its totient is φ = 417441066800.

The previous prime is 1252323200411. The next prime is 1252323200503. The reversal of 1252323200424 is 4240023232521.

It is a junction number, because it is equal to n+sod(n) for n = 1252323200391 and 1252323200400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26090066652 + ... + 26090066699.

It is an arithmetic number, because the mean of its divisors is an integer number (195675500070).

Almost surely, 2^{1252323200424} is an apocalyptic number.

It is an amenable number.

1252323200424 is an abundant number, since it is smaller than the sum of its proper divisors (1878484800696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252323200424 is a wasteful number, since it uses less digits than its factorization.

1252323200424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52180133360 (or 52180133356 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 1252323200424 its reverse (4240023232521), we get a palindrome (5492346432945).

The spelling of 1252323200424 in words is "one trillion, two hundred fifty-two billion, three hundred twenty-three million, two hundred thousand, four hundred twenty-four".