25417095322369 has 9 divisors (see below), whose sum is σ = 27000258047881. Its totient is φ = 23921891403520.

The previous prime is 25417095322277. The next prime is 25417095322429. The reversal of 25417095322369 is 96322359071452.

The square root of 25417095322369 is 5041537.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 17741491564225 + 7675603758144 = 4212065^2 + 2770488^2 .

It is not a de Polignac number, because 25417095322369 - 2⁹ = 25417095321857 is a prime.

It is a super-2 number, since 2×25417095322369² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25417095323369) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 85557849 + ... + 85854409.

Almost surely, 2^{25417095322369} is an apocalyptic number.

25417095322369 is the 5041537-th square number.

25417095322369 is the 2520769-th centered octagonal number.

It is an amenable number.

25417095322369 is a deficient number, since it is larger than the sum of its proper divisors (1583162725512).

25417095322369 is an frugal number, since it uses more digits than its factorization.

25417095322369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593156 (or 296578 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 58.

The spelling of 25417095322369 in words is "twenty-five trillion, four hundred seventeen billion, ninety-five million, three hundred twenty-two thousand, three hundred sixty-nine".