12424400522 has 8 divisors (see below), whose sum is σ = 18688514400. Its totient is φ = 6194895724.

The previous prime is 12424400507. The next prime is 12424400539. The reversal of 12424400522 is 22500442421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12424400491 and 12424400500.

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, 8651372 + ... + 8652807.

It is an arithmetic number, because the mean of its divisors is an integer number (2336064300).

Almost surely, 2^12424400522 is an apocalyptic number.

12424400522 is a deficient number, since it is larger than the sum of its proper divisors (6264113878).

12424400522 is a wasteful number, since it uses less digits than its factorization.

12424400522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17304540.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 12424400522 its reverse (22500442421), we get a palindrome (34924842943).

The spelling of 12424400522 in words is "twelve billion, four hundred twenty-four million, four hundred thousand, five hundred twenty-two".