12512126065354 has 16 divisors (see below), whose sum is σ = 18805912594560. Its totient is φ = 6243489078480.

The previous prime is 12512126065339. The next prime is 12512126065367. The reversal of 12512126065354 is 45356062121521.

It is a self number, because there is not a number n which added to its sum of digits gives 12512126065354.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58473592 + ... + 58687180.

It is an arithmetic number, because the mean of its divisors is an integer number (1175369537160).

Almost surely, 2^{12512126065354} is an apocalyptic number.

12512126065354 is a deficient number, since it is larger than the sum of its proper divisors (6293786529206).

12512126065354 is a wasteful number, since it uses less digits than its factorization.

12512126065354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272325.

The product of its (nonzero) digits is 432000, while the sum is 43.

Adding to 12512126065354 its reverse (45356062121521), we get a palindrome (57868188186875).

The spelling of 12512126065354 in words is "twelve trillion, five hundred twelve billion, one hundred twenty-six million, sixty-five thousand, three hundred fifty-four".