12503522051434 has 32 divisors (see below), whose sum is σ = 20028856200192. Its totient is φ = 5844087120000.

The previous prime is 12503522051407. The next prime is 12503522051441. The reversal of 12503522051434 is 43415022530521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12503522051393 and 12503522051402.

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, 24093622 + ... + 24607105.

It is an arithmetic number, because the mean of its divisors is an integer number (625901756256).

Almost surely, 2^{12503522051434} is an apocalyptic number.

12503522051434 is a deficient number, since it is larger than the sum of its proper divisors (7525334148758).

12503522051434 is a wasteful number, since it uses less digits than its factorization.

12503522051434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48700902.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 12503522051434 its reverse (43415022530521), we get a palindrome (55918544581955).

The spelling of 12503522051434 in words is "twelve trillion, five hundred three billion, five hundred twenty-two million, fifty-one thousand, four hundred thirty-four".