25352460313 has 4 divisors (see below), whose sum is σ = 25354274868. Its totient is φ = 25350645760.

The previous prime is 25352460241. The next prime is 25352460337. The reversal of 25352460313 is 31306425352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18997660224 + 6354800089 = 137832^2 + 79717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25352460313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25352460013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886156 + ... + 914317.

It is an arithmetic number, because the mean of its divisors is an integer number (6338568717).

Almost surely, 2^25352460313 is an apocalyptic number.

It is an amenable number.

25352460313 is a deficient number, since it is larger than the sum of its proper divisors (1814555).

25352460313 is a wasteful number, since it uses less digits than its factorization.

25352460313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814554.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 25352460313 its reverse (31306425352), we get a palindrome (56658885665).

The spelling of 25352460313 in words is "twenty-five billion, three hundred fifty-two million, four hundred sixty thousand, three hundred thirteen".