25555175212363 has 2 divisors, whose sum is σ = 25555175212364. Its totient is φ = 25555175212362.

The previous prime is 25555175212361. The next prime is 25555175212421. The reversal of 25555175212363 is 36321257155552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25555175212363 - 2¹ = 25555175212361 is a prime.

Together with 25555175212361, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 25555175212363.

It is not a weakly prime, because it can be changed into another prime (25555175212361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12777587606181 + 12777587606182.

It is an arithmetic number, because the mean of its divisors is an integer number (12777587606182).

Almost surely, 2^{25555175212363} is an apocalyptic number.

25555175212363 is a deficient number, since it is larger than the sum of its proper divisors (1).

25555175212363 is an equidigital number, since it uses as much as digits as its factorization.

25555175212363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9450000, while the sum is 52.

The spelling of 25555175212363 in words is "twenty-five trillion, five hundred fifty-five billion, one hundred seventy-five million, two hundred twelve thousand, three hundred sixty-three".