125224259719 has 18 divisors (see below), whose sum is σ = 140000627616. Its totient is φ = 111839981760.

The previous prime is 125224259701. The next prime is 125224259731. The reversal of 125224259719 is 917952422521.

It is not a de Polignac number, because 125224259719 - 2¹¹ = 125224257671 is a prime.

It is a super-2 number, since 2×125224259719² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125224259749) 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 17 ways as a sum of consecutive naturals, for example, 25611027 + ... + 25615915.

Almost surely, 2^125224259719 is an apocalyptic number.

125224259719 is a deficient number, since it is larger than the sum of its proper divisors (14776367897).

125224259719 is an frugal number, since it uses more digits than its factorization.

125224259719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9835 (or 4933 counting only the distinct ones).

The product of its digits is 907200, while the sum is 49.

The spelling of 125224259719 in words is "one hundred twenty-five billion, two hundred twenty-four million, two hundred fifty-nine thousand, seven hundred nineteen".