12159958679725 has 12 divisors (see below), whose sum is σ = 15079900494240. Its totient is φ = 9726965826800.

The previous prime is 12159958679717. The next prime is 12159958679809. The reversal of 12159958679725 is 52797685995121.

It is not a de Polignac number, because 12159958679725 - 2³ = 12159958679717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24780091 + ... + 25266040.

It is an arithmetic number, because the mean of its divisors is an integer number (1256658374520).

Almost surely, 2^{12159958679725} is an apocalyptic number.

It is an amenable number.

12159958679725 is a deficient number, since it is larger than the sum of its proper divisors (2919941814515).

12159958679725 is an equidigital number, since it uses as much as digits as its factorization.

12159958679725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50055860 (or 50055855 counting only the distinct ones).

The product of its digits is 857304000, while the sum is 76.

The spelling of 12159958679725 in words is "twelve trillion, one hundred fifty-nine billion, nine hundred fifty-eight million, six hundred seventy-nine thousand, seven hundred twenty-five".