25343445263107 has 4 divisors (see below), whose sum is σ = 25352248129920. Its totient is φ = 25334642396296.

The previous prime is 25343445263099. The next prime is 25343445263117. The reversal of 25343445263107 is 70136254434352.

It is a happy number.

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 25343445263107 - 2³ = 25343445263099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25343445263117) 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, 4401429088 + ... + 4401434845.

It is an arithmetic number, because the mean of its divisors is an integer number (6338062032480).

Almost surely, 2^{25343445263107} is an apocalyptic number.

25343445263107 is a deficient number, since it is larger than the sum of its proper divisors (8802866813).

25343445263107 is an equidigital number, since it uses as much as digits as its factorization.

25343445263107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8802866812.

The product of its (nonzero) digits is 7257600, while the sum is 49.

Adding to 25343445263107 its reverse (70136254434352), we get a palindrome (95479699697459).

The spelling of 25343445263107 in words is "twenty-five trillion, three hundred forty-three billion, four hundred forty-five million, two hundred sixty-three thousand, one hundred seven".