12522305810642 has 16 divisors (see below), whose sum is σ = 19063940009280. Its totient is φ = 6167660426928.

The previous prime is 12522305810639. The next prime is 12522305810687. The reversal of 12522305810642 is 24601850322521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12522305810642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29536043 + ... + 29957009.

It is an arithmetic number, because the mean of its divisors is an integer number (1191496250580).

Almost surely, 2^{12522305810642} is an apocalyptic number.

12522305810642 is a deficient number, since it is larger than the sum of its proper divisors (6541634198638).

12522305810642 is a wasteful number, since it uses less digits than its factorization.

12522305810642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643025.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 12522305810642 in words is "twelve trillion, five hundred twenty-two billion, three hundred five million, eight hundred ten thousand, six hundred forty-two".