125026019923 has 6 divisors (see below), whose sum is σ = 145438431396. Its totient is φ = 107165159892.

The previous prime is 125026019893. The next prime is 125026019947. The reversal of 125026019923 is 329910620521.

It is not a de Polignac number, because 125026019923 - 2⁹ = 125026019411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125026019983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1275775665 + ... + 1275775762.

It is an arithmetic number, because the mean of its divisors is an integer number (24239738566).

Almost surely, 2^125026019923 is an apocalyptic number.

125026019923 is a deficient number, since it is larger than the sum of its proper divisors (20412411473).

125026019923 is an equidigital number, since it uses as much as digits as its factorization.

125026019923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551551441 (or 2551551434 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 125026019923 in words is "one hundred twenty-five billion, twenty-six million, nineteen thousand, nine hundred twenty-three".