25813052206 has 8 divisors (see below), whose sum is σ = 38805814800. Its totient is φ = 12877780608.

The previous prime is 25813052203. The next prime is 25813052261. The reversal of 25813052206 is 60225031852.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25813052203) 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, 14371626 + ... + 14373421.

It is an arithmetic number, because the mean of its divisors is an integer number (4850726850).

Almost surely, 2^25813052206 is an apocalyptic number.

25813052206 is a deficient number, since it is larger than the sum of its proper divisors (12992762594).

25813052206 is a wasteful number, since it uses less digits than its factorization.

25813052206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28745498.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 25813052206 in words is "twenty-five billion, eight hundred thirteen million, fifty-two thousand, two hundred six".