25682065463 has 4 divisors (see below), whose sum is σ = 25687876368. Its totient is φ = 25676254560.

The previous prime is 25682065459. The next prime is 25682065477. The reversal of 25682065463 is 36456028652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25682065463 - 2² = 25682065459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25682065433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2898818 + ... + 2907663.

It is an arithmetic number, because the mean of its divisors is an integer number (6421969092).

Almost surely, 2^25682065463 is an apocalyptic number.

25682065463 is a deficient number, since it is larger than the sum of its proper divisors (5810905).

25682065463 is an equidigital number, since it uses as much as digits as its factorization.

25682065463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5810904.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 25682065463 in words is "twenty-five billion, six hundred eighty-two million, sixty-five thousand, four hundred sixty-three".