12504134052402 has 48 divisors (see below), whose sum is σ = 25176650423520. Its totient is φ = 4140165820032.

The previous prime is 12504134052379. The next prime is 12504134052419. The reversal of 12504134052402 is 20425043140521.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244114698 + ... + 244165914.

It is an arithmetic number, because the mean of its divisors is an integer number (524513550490).

Almost surely, 2^{12504134052402} is an apocalyptic number.

12504134052402 is an abundant number, since it is smaller than the sum of its proper divisors (12672516371118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12504134052402 is a wasteful number, since it uses less digits than its factorization.

12504134052402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53015 (or 52848 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 12504134052402 its reverse (20425043140521), we get a palindrome (32929177192923).

The spelling of 12504134052402 in words is "twelve trillion, five hundred four billion, one hundred thirty-four million, fifty-two thousand, four hundred two".