12953486525 has 24 divisors (see below), whose sum is σ = 18425249280. Its totient is φ = 8849338560.

The previous prime is 12953486501. The next prime is 12953486561. The reversal of 12953486525 is 52568435921.

It is not a de Polignac number, because 12953486525 - 2¹⁸ = 12953224381 is a prime.

It is a Curzon number.

It is a congruent number.

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, 90509 + ... + 184658.

It is an arithmetic number, because the mean of its divisors is an integer number (767718720).

Almost surely, 2^12953486525 is an apocalyptic number.

It is an amenable number.

12953486525 is a deficient number, since it is larger than the sum of its proper divisors (5471762755).

12953486525 is a wasteful number, since it uses less digits than its factorization.

12953486525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275453 (or 275448 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 50.

The spelling of 12953486525 in words is "twelve billion, nine hundred fifty-three million, four hundred eighty-six thousand, five hundred twenty-five".