125163232404265 has 16 divisors (see below), whose sum is σ = 164119983920640. Its totient is φ = 90877841925120.

The previous prime is 125163232404263. The next prime is 125163232404281. The reversal of 125163232404265 is 562404232361521.

It is a happy number.

It is not a de Polignac number, because 125163232404265 - 2¹ = 125163232404263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125163232404263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1874509560 + ... + 1874576329.

It is an arithmetic number, because the mean of its divisors is an integer number (10257498995040).

Almost surely, 2^{125163232404265} is an apocalyptic number.

It is an amenable number.

125163232404265 is a deficient number, since it is larger than the sum of its proper divisors (38956751516375).

125163232404265 is a wasteful number, since it uses less digits than its factorization.

125163232404265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749086512.

The product of its (nonzero) digits is 2073600, while the sum is 46.

Adding to 125163232404265 its reverse (562404232361521), we get a palindrome (687567464765786).

The spelling of 125163232404265 in words is "one hundred twenty-five trillion, one hundred sixty-three billion, two hundred thirty-two million, four hundred four thousand, two hundred sixty-five".