25404313045 has 16 divisors (see below), whose sum is σ = 30826817280. Its totient is φ = 20096953344.

The previous prime is 25404313013. The next prime is 25404313049. The reversal of 25404313045 is 54031340452.

It is a cyclic number.

It is not a de Polignac number, because 25404313045 - 2⁵ = 25404313013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25404312998 and 25404313016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25404313049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82336 + ... + 239974.

It is an arithmetic number, because the mean of its divisors is an integer number (1926676080).

Almost surely, 2^25404313045 is an apocalyptic number.

It is an amenable number.

25404313045 is a deficient number, since it is larger than the sum of its proper divisors (5422504235).

25404313045 is a wasteful number, since it uses less digits than its factorization.

25404313045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158004.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 25404313045 its reverse (54031340452), we get a palindrome (79435653497).

The spelling of 25404313045 in words is "twenty-five billion, four hundred four million, three hundred thirteen thousand, forty-five".