25459804315 has 16 divisors (see below), whose sum is σ = 33332536800. Its totient is φ = 18514366720.

The previous prime is 25459804309. The next prime is 25459804343. The reversal of 25459804315 is 51340895452.

It is not a de Polignac number, because 25459804315 - 2⁷ = 25459804187 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 784287 + ... + 816103.

It is an arithmetic number, because the mean of its divisors is an integer number (2083283550).

Almost surely, 2^25459804315 is an apocalyptic number.

25459804315 is a deficient number, since it is larger than the sum of its proper divisors (7872732485).

25459804315 is a wasteful number, since it uses less digits than its factorization.

25459804315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46382.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 25459804315 in words is "twenty-five billion, four hundred fifty-nine million, eight hundred four thousand, three hundred fifteen".