9442128375725 has 12 divisors (see below), whose sum is σ = 11868626026356. Its totient is φ = 7450227319680.

The previous prime is 9442128375707. The next prime is 9442128375731. The reversal of 9442128375725 is 5275738212449.

It can be written as a sum of positive squares in 6 ways, for example, as 1341848857924 + 8100279517801 = 1158382^2 + 2846099^2 .

It is not a de Polignac number, because 9442128375725 - 2⁸ = 9442128375469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2586882662 + ... + 2586886311.

It is an arithmetic number, because the mean of its divisors is an integer number (989052168863).

Almost surely, 2^{9442128375725} is an apocalyptic number.

It is an amenable number.

9442128375725 is a deficient number, since it is larger than the sum of its proper divisors (2426497650631).

9442128375725 is a wasteful number, since it uses less digits than its factorization.

9442128375725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5173769056 (or 5173769051 counting only the distinct ones).

The product of its digits is 33868800, while the sum is 59.

The spelling of 9442128375725 in words is "nine trillion, four hundred forty-two billion, one hundred twenty-eight million, three hundred seventy-five thousand, seven hundred twenty-five".