25222451441 has 16 divisors (see below), whose sum is σ = 28263368448. Its totient is φ = 22311840000.

The previous prime is 25222451411. The next prime is 25222451453. The reversal of 25222451441 is 14415422252.

It is not a de Polignac number, because 25222451441 - 2²⁶ = 25155342577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25222451398 and 25222451407.

It is not an unprimeable number, because it can be changed into a prime (25222451411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51560 + ... + 230441.

It is an arithmetic number, because the mean of its divisors is an integer number (1766460528).

Almost surely, 2^25222451441 is an apocalyptic number.

It is an amenable number.

25222451441 is a deficient number, since it is larger than the sum of its proper divisors (3040917007).

25222451441 is a wasteful number, since it uses less digits than its factorization.

25222451441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282232.

The product of its digits is 25600, while the sum is 32.

Adding to 25222451441 its reverse (14415422252), we get a palindrome (39637873693).

The spelling of 25222451441 in words is "twenty-five billion, two hundred twenty-two million, four hundred fifty-one thousand, four hundred forty-one".