12158310175 has 48 divisors (see below), whose sum is σ = 17047658880. Its totient is φ = 8520624000.

The previous prime is 12158310173. The next prime is 12158310193. The reversal of 12158310175 is 57101385121.

It is not a de Polignac number, because 12158310175 - 2¹ = 12158310173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12158310175.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12158310173) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5126740 + ... + 5129110.

It is an arithmetic number, because the mean of its divisors is an integer number (355159560).

Almost surely, 2^12158310175 is an apocalyptic number.

12158310175 is a deficient number, since it is larger than the sum of its proper divisors (4889348705).

12158310175 is a wasteful number, since it uses less digits than its factorization.

12158310175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3064 (or 3059 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 34.

Adding to 12158310175 its reverse (57101385121), we get a palindrome (69259695296).

The spelling of 12158310175 in words is "twelve billion, one hundred fifty-eight million, three hundred ten thousand, one hundred seventy-five".