25855255794 has 8 divisors (see below), whose sum is σ = 51710511600. Its totient is φ = 8618418596.

The previous prime is 25855255793. The next prime is 25855255799. The reversal of 25855255794 is 49755255852.

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

25855255794 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (25855255793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2154604644 + ... + 2154604655.

It is an arithmetic number, because the mean of its divisors is an integer number (6463813950).

Almost surely, 2^25855255794 is an apocalyptic number.

25855255794 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25855255794 is a wasteful number, since it uses less digits than its factorization.

25855255794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4309209304.

The product of its digits is 25200000, while the sum is 57.

The spelling of 25855255794 in words is "twenty-five billion, eight hundred fifty-five million, two hundred fifty-five thousand, seven hundred ninety-four".