125240002722447 has 8 divisors (see below), whose sum is σ = 166989464309760. Its totient is φ = 83491938141720.

The previous prime is 125240002722413. The next prime is 125240002722491. The reversal of 125240002722447 is 744227200042521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125240002722447 - 2⁶ = 125240002722383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125240002722399 and 125240002722408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125240002722547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349042447 + ... + 349401072.

It is an arithmetic number, because the mean of its divisors is an integer number (20873683038720).

Almost surely, 2^{125240002722447} is an apocalyptic number.

125240002722447 is a deficient number, since it is larger than the sum of its proper divisors (41749461587313).

125240002722447 is an equidigital number, since it uses as much as digits as its factorization.

125240002722447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698503293.

The product of its (nonzero) digits is 501760, while the sum is 42.

Adding to 125240002722447 its reverse (744227200042521), we get a palindrome (869467202764968).

The spelling of 125240002722447 in words is "one hundred twenty-five trillion, two hundred forty billion, two million, seven hundred twenty-two thousand, four hundred forty-seven".