12504425352242 has 32 divisors (see below), whose sum is σ = 19815275282880. Its totient is φ = 5901729024960.

The previous prime is 12504425352217. The next prime is 12504425352269. The reversal of 12504425352242 is 24225352440521.

It is a self number, because there is not a number n which added to its sum of digits gives 12504425352242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32438192 + ... + 32821412.

It is an arithmetic number, because the mean of its divisors is an integer number (619227352590).

Almost surely, 2^{12504425352242} is an apocalyptic number.

12504425352242 is a deficient number, since it is larger than the sum of its proper divisors (7310849930638).

12504425352242 is a wasteful number, since it uses less digits than its factorization.

12504425352242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386346.

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 12504425352242 its reverse (24225352440521), we get a palindrome (36729777792763).

The spelling of 12504425352242 in words is "twelve trillion, five hundred four billion, four hundred twenty-five million, three hundred fifty-two thousand, two hundred forty-two".