12183581142525 has 96 divisors (see below), whose sum is σ = 22282362309760. Its totient is φ = 5835163898880.

The previous prime is 12183581142487. The next prime is 12183581142527. The reversal of 12183581142525 is 52524118538121.

It is not a de Polignac number, because 12183581142525 - 2⁹ = 12183581142013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12183581142527) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 329454486 + ... + 329491464.

Almost surely, 2^{12183581142525} is an apocalyptic number.

12183581142525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12183581142525 is a deficient number, since it is larger than the sum of its proper divisors (10098781167235).

12183581142525 is a wasteful number, since it uses less digits than its factorization.

12183581142525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46175 (or 46170 counting only the distinct ones).

The product of its digits is 768000, while the sum is 48.

The spelling of 12183581142525 in words is "twelve trillion, one hundred eighty-three billion, five hundred eighty-one million, one hundred forty-two thousand, five hundred twenty-five".