25323103012 has 12 divisors (see below), whose sum is σ = 44382477916. Its totient is φ = 12642395040.

The previous prime is 25323103009. The next prime is 25323103073. The reversal of 25323103012 is 21030132352.

It can be written as a sum of positive squares in 2 ways, for example, as 21628408356 + 3694694656 = 147066^2 + 60784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4786143 + ... + 4791430.

Almost surely, 2^25323103012 is an apocalyptic number.

It is an amenable number.

25323103012 is a deficient number, since it is larger than the sum of its proper divisors (19059374904).

25323103012 is a wasteful number, since it uses less digits than its factorization.

25323103012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9578238 (or 9578236 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 25323103012 its reverse (21030132352), we get a palindrome (46353235364).

The spelling of 25323103012 in words is "twenty-five billion, three hundred twenty-three million, one hundred three thousand, twelve".