12540414125025 has 36 divisors (see below), whose sum is σ = 22796518016272. Its totient is φ = 6588396666720.

The previous prime is 12540414125017. The next prime is 12540414125077. The reversal of 12540414125025 is 52052141404521.

12540414125025 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 0 + 4 + 141 + 2 + 502 + 5 = 666.

It is not a de Polignac number, because 12540414125025 - 2³ = 12540414125017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 415919059 + ... + 415949208.

Almost surely, 2^{12540414125025} is an apocalyptic number.

12540414125025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12540414125025 is a deficient number, since it is larger than the sum of its proper divisors (10256103891247).

12540414125025 is a wasteful number, since it uses less digits than its factorization.

12540414125025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831868350 (or 831868342 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

Adding to 12540414125025 its reverse (52052141404521), we get a palindrome (64592555529546).

The spelling of 12540414125025 in words is "twelve trillion, five hundred forty billion, four hundred fourteen million, one hundred twenty-five thousand, twenty-five".