25522154521141 has 4 divisors (see below), whose sum is σ = 25522420254400. Its totient is φ = 25521888787884.

The previous prime is 25522154521139. The next prime is 25522154521183. The reversal of 25522154521141 is 14112545122552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25522154521141 - 2¹ = 25522154521139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25522154521094 and 25522154521103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25522154551141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132722511 + ... + 132914668.

It is an arithmetic number, because the mean of its divisors is an integer number (6380605063600).

Almost surely, 2^{25522154521141} is an apocalyptic number.

It is an amenable number.

25522154521141 is a deficient number, since it is larger than the sum of its proper divisors (265733259).

25522154521141 is an equidigital number, since it uses as much as digits as its factorization.

25522154521141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265733258.

The product of its digits is 160000, while the sum is 40.

Adding to 25522154521141 its reverse (14112545122552), we get a palindrome (39634699643693).

The spelling of 25522154521141 in words is "twenty-five trillion, five hundred twenty-two billion, one hundred fifty-four million, five hundred twenty-one thousand, one hundred forty-one".