25282646063 has 4 divisors (see below), whose sum is σ = 26381891568. Its totient is φ = 24183400560.

The previous prime is 25282645967. The next prime is 25282646101. The reversal of 25282646063 is 36064628252.

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 25282646063 - 2⁸ = 25282645807 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 (25282646563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549622718 + ... + 549622763.

It is an arithmetic number, because the mean of its divisors is an integer number (6595472892).

Almost surely, 2^25282646063 is an apocalyptic number.

25282646063 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

25282646063 is a deficient number, since it is larger than the sum of its proper divisors (1099245505).

25282646063 is a wasteful number, since it uses less digits than its factorization.

25282646063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099245504.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 25282646063 in words is "twenty-five billion, two hundred eighty-two million, six hundred forty-six thousand, sixty-three".