12158252039191 has 8 divisors (see below), whose sum is σ = 12876308638704. Its totient is φ = 11440513806720.

The previous prime is 12158252039179. The next prime is 12158252039201. The reversal of 12158252039191 is 19193025285121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12158252039191 - 2¹³ = 12158252030999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12158252039291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79513125 + ... + 79665886.

It is an arithmetic number, because the mean of its divisors is an integer number (1609538579838).

Almost surely, 2^{12158252039191} is an apocalyptic number.

12158252039191 is a deficient number, since it is larger than the sum of its proper divisors (718056599513).

12158252039191 is a wasteful number, since it uses less digits than its factorization.

12158252039191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159183521.

The product of its (nonzero) digits is 388800, while the sum is 49.

The spelling of 12158252039191 in words is "twelve trillion, one hundred fifty-eight billion, two hundred fifty-two million, thirty-nine thousand, one hundred ninety-one".