25453414043 has 4 divisors (see below), whose sum is σ = 25455007320. Its totient is φ = 25451820768.

The previous prime is 25453414031. The next prime is 25453414073. The reversal of 25453414043 is 34041435452.

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

It is a cyclic number.

It is not a de Polignac number, because 25453414043 - 2²⁶ = 25386305179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25453413994 and 25453414012.

It is not an unprimeable number, because it can be changed into a prime (25453414003) 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, 772430 + ... + 804707.

It is an arithmetic number, because the mean of its divisors is an integer number (6363751830).

Almost surely, 2^25453414043 is an apocalyptic number.

25453414043 is a deficient number, since it is larger than the sum of its proper divisors (1593277).

25453414043 is a wasteful number, since it uses less digits than its factorization.

25453414043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593276.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 25453414043 its reverse (34041435452), we get a palindrome (59494849495).

The spelling of 25453414043 in words is "twenty-five billion, four hundred fifty-three million, four hundred fourteen thousand, forty-three".