25965334745 has 8 divisors (see below), whose sum is σ = 35609601984. Its totient is φ = 17804800944.

The previous prime is 25965334739. The next prime is 25965334753. The reversal of 25965334745 is 54743356952.

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

It is not a de Polignac number, because 25965334745 - 2²² = 25961140441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370933319 + ... + 370933388.

It is an arithmetic number, because the mean of its divisors is an integer number (4451200248).

Almost surely, 2^25965334745 is an apocalyptic number.

It is an amenable number.

25965334745 is a deficient number, since it is larger than the sum of its proper divisors (9644267239).

25965334745 is an equidigital number, since it uses as much as digits as its factorization.

25965334745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741866719.

The product of its digits is 13608000, while the sum is 53.

The spelling of 25965334745 in words is "twenty-five billion, nine hundred sixty-five million, three hundred thirty-four thousand, seven hundred forty-five".