25997485358 has 8 divisors (see below), whose sum is σ = 41995937928. Its totient is φ = 11998839384.

The previous prime is 25997485333. The next prime is 25997485387. The reversal of 25997485358 is 85358479952.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25997485294 and 25997485303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499951616 + ... + 499951667.

It is an arithmetic number, because the mean of its divisors is an integer number (5249492241).

Almost surely, 2^25997485358 is an apocalyptic number.

25997485358 is a deficient number, since it is larger than the sum of its proper divisors (15998452570).

25997485358 is a wasteful number, since it uses less digits than its factorization.

25997485358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999903298.

The product of its digits is 108864000, while the sum is 65.

The spelling of 25997485358 in words is "twenty-five billion, nine hundred ninety-seven million, four hundred eighty-five thousand, three hundred fifty-eight".