12242605145246 has 32 divisors (see below), whose sum is σ = 22222781542080. Its totient is φ = 4937991446016.

The previous prime is 12242605145227. The next prime is 12242605145293. The reversal of 12242605145246 is 64254150624221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12242605145197 and 12242605145206.

It is a congruent number.

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, 4839836 + ... + 6921648.

It is an arithmetic number, because the mean of its divisors is an integer number (694461923190).

Almost surely, 2^{12242605145246} is an apocalyptic number.

12242605145246 is a deficient number, since it is larger than the sum of its proper divisors (9980176396834).

12242605145246 is a wasteful number, since it uses less digits than its factorization.

12242605145246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106548.

The product of its (nonzero) digits is 921600, while the sum is 44.

Adding to 12242605145246 its reverse (64254150624221), we get a palindrome (76496755769467).

The spelling of 12242605145246 in words is "twelve trillion, two hundred forty-two billion, six hundred five million, one hundred forty-five thousand, two hundred forty-six".