25452303305215 has 4 divisors (see below), whose sum is σ = 30542763966264. Its totient is φ = 20361842644168.

The previous prime is 25452303305201. The next prime is 25452303305239. The reversal of 25452303305215 is 51250330325452.

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 25452303305215 - 2⁵ = 25452303305183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2545230330517 + ... + 2545230330526.

It is an arithmetic number, because the mean of its divisors is an integer number (7635690991566).

Almost surely, 2^{25452303305215} is an apocalyptic number.

25452303305215 is a deficient number, since it is larger than the sum of its proper divisors (5090460661049).

25452303305215 is an equidigital number, since it uses as much as digits as its factorization.

25452303305215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090460661048.

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 25452303305215 in words is "twenty-five trillion, four hundred fifty-two billion, three hundred three million, three hundred five thousand, two hundred fifteen".