125614238817 has 4 divisors (see below), whose sum is σ = 167485651760. Its totient is φ = 83742825876.

The previous prime is 125614238779. The next prime is 125614238819. The reversal of 125614238817 is 718832416521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 125614238817 - 2⁶ = 125614238753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125614238819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20935706467 + ... + 20935706472.

It is an arithmetic number, because the mean of its divisors is an integer number (41871412940).

Almost surely, 2^125614238817 is an apocalyptic number.

It is an amenable number.

125614238817 is a deficient number, since it is larger than the sum of its proper divisors (41871412943).

125614238817 is an equidigital number, since it uses as much as digits as its factorization.

125614238817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41871412942.

The product of its digits is 645120, while the sum is 48.

The spelling of 125614238817 in words is "one hundred twenty-five billion, six hundred fourteen million, two hundred thirty-eight thousand, eight hundred seventeen".