25226254324722 has 32 divisors (see below), whose sum is σ = 57935895102720. Its totient is φ = 7241986887120.

The previous prime is 25226254324721. The next prime is 25226254324727. The reversal of 25226254324722 is 22742345262252.

It is a super-3 number, since 3×25226254324722³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (25226254324721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10058313868 + ... + 10058316375.

It is an arithmetic number, because the mean of its divisors is an integer number (1810496721960).

Almost surely, 2^{25226254324722} is an apocalyptic number.

25226254324722 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25226254324722 is an abundant number, since it is smaller than the sum of its proper divisors (32709640777998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25226254324722 is a wasteful number, since it uses less digits than its factorization.

25226254324722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20116630278.

The product of its digits is 6451200, while the sum is 48.

Adding to 25226254324722 its reverse (22742345262252), we get a palindrome (47968599586974).

The spelling of 25226254324722 in words is "twenty-five trillion, two hundred twenty-six billion, two hundred fifty-four million, three hundred twenty-four thousand, seven hundred twenty-two".