125944032055187 has 4 divisors (see below), whose sum is σ = 125979842133216. Its totient is φ = 125908221977160.

The previous prime is 125944032055141. The next prime is 125944032055199. The reversal of 125944032055187 is 781550230449521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125944032055187 - 2¹² = 125944032051091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125944032055487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17905033739 + ... + 17905040772.

It is an arithmetic number, because the mean of its divisors is an integer number (31494960533304).

Almost surely, 2^{125944032055187} is an apocalyptic number.

125944032055187 is a deficient number, since it is larger than the sum of its proper divisors (35810078029).

125944032055187 is an equidigital number, since it uses as much as digits as its factorization.

125944032055187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35810078028.

The product of its (nonzero) digits is 12096000, while the sum is 56.

The spelling of 125944032055187 in words is "one hundred twenty-five trillion, nine hundred forty-four billion, thirty-two million, fifty-five thousand, one hundred eighty-seven".