12165524375 has 10 divisors (see below), whose sum is σ = 15202040040. Its totient is φ = 9732419000.

The previous prime is 12165524333. The next prime is 12165524419. The reversal of 12165524375 is 57342556121.

It is not a de Polignac number, because 12165524375 - 2⁶ = 12165524311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9731795 + ... + 9733044.

It is an arithmetic number, because the mean of its divisors is an integer number (1520204004).

Almost surely, 2^12165524375 is an apocalyptic number.

12165524375 is a deficient number, since it is larger than the sum of its proper divisors (3036515665).

12165524375 is an frugal number, since it uses more digits than its factorization.

12165524375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19464859 (or 19464844 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The spelling of 12165524375 in words is "twelve billion, one hundred sixty-five million, five hundred twenty-four thousand, three hundred seventy-five".