25342455244 has 12 divisors (see below), whose sum is σ = 44544669624. Its totient is φ = 12615406784.

The previous prime is 25342455241. The next prime is 25342455277. The reversal of 25342455244 is 44255424352.

It is a junction number, because it is equal to n+sod(n) for n = 25342455197 and 25342455206.

It is not an unprimeable number, because it can be changed into a prime (25342455241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13954189 + ... + 13956004.

It is an arithmetic number, because the mean of its divisors is an integer number (3712055802).

Almost surely, 2^25342455244 is an apocalyptic number.

It is an amenable number.

25342455244 is a deficient number, since it is larger than the sum of its proper divisors (19202214380).

25342455244 is a wasteful number, since it uses less digits than its factorization.

25342455244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27910424 (or 27910422 counting only the distinct ones).

The product of its digits is 768000, while the sum is 40.

Adding to 25342455244 its reverse (44255424352), we get a palindrome (69597879596).

The spelling of 25342455244 in words is "twenty-five billion, three hundred forty-two million, four hundred fifty-five thousand, two hundred forty-four".