25352103204 has 18 divisors (see below), whose sum is σ = 64084483190. Its totient is φ = 8450701056.

The previous prime is 25352103193. The next prime is 25352103239. The reversal of 25352103204 is 40230125352.

It is a happy number.

25352103204 is a `hidden beast` number, since 2 + 5 + 352 + 103 + 204 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15777872100 + 9574231104 = 125610^2 + 97848^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 352112509 + ... + 352112580.

Almost surely, 2^25352103204 is an apocalyptic number.

It is an amenable number.

25352103204 is an abundant number, since it is smaller than the sum of its proper divisors (38732379986).

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

25352103204 is a wasteful number, since it uses less digits than its factorization.

25352103204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704225099 (or 704225094 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 25352103204 its reverse (40230125352), we get a palindrome (65582228556).

The spelling of 25352103204 in words is "twenty-five billion, three hundred fifty-two million, one hundred three thousand, two hundred four".