12540414125024 has 48 divisors (see below), whose sum is σ = 25527344726016. Its totient is φ = 6057945417600.

The previous prime is 12540414125017. The next prime is 12540414125077. The reversal of 12540414125024 is 42052141404521.

It is a happy number.

It is a congruent number.

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, 9810992 + ... + 11015279.

It is an arithmetic number, because the mean of its divisors is an integer number (531819681792).

Almost surely, 2^{12540414125024} is an apocalyptic number.

It is an amenable number.

12540414125024 is an abundant number, since it is smaller than the sum of its proper divisors (12986930600992).

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

12540414125024 is a wasteful number, since it uses less digits than its factorization.

12540414125024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20826919 (or 20826911 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 35.

Adding to 12540414125024 its reverse (42052141404521), we get a palindrome (54592555529545).

The spelling of 12540414125024 in words is "twelve trillion, five hundred forty billion, four hundred fourteen million, one hundred twenty-five thousand, twenty-four".