25682065445 has 8 divisors (see below), whose sum is σ = 32440503840. Its totient is φ = 19464302160.

The previous prime is 25682065433. The next prime is 25682065447. The reversal of 25682065445 is 54456028652.

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

It is not a de Polignac number, because 25682065445 - 2⁴ = 25682065429 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25682065445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25682065447) 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, 135168671 + ... + 135168860.

It is an arithmetic number, because the mean of its divisors is an integer number (4055062980).

Almost surely, 2^25682065445 is an apocalyptic number.

It is an amenable number.

25682065445 is a deficient number, since it is larger than the sum of its proper divisors (6758438395).

25682065445 is a wasteful number, since it uses less digits than its factorization.

25682065445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270337555.

The product of its (nonzero) digits is 2304000, while the sum is 47.

The spelling of 25682065445 in words is "twenty-five billion, six hundred eighty-two million, sixty-five thousand, four hundred forty-five".