22521450014404 has 12 divisors (see below), whose sum is σ = 42995495482128. Its totient is φ = 10237022733800.

The previous prime is 22521450014387. The next prime is 22521450014407. The reversal of 22521450014404 is 40441005412522.

It is a self number, because there is not a number n which added to its sum of digits gives 22521450014404.

It is not an unprimeable number, because it can be changed into a prime (22521450014407) 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, 255925568302 + ... + 255925568389.

It is an arithmetic number, because the mean of its divisors is an integer number (3582957956844).

Almost surely, 2^{22521450014404} is an apocalyptic number.

It is an amenable number.

22521450014404 is a deficient number, since it is larger than the sum of its proper divisors (20474045467724).

22521450014404 is a wasteful number, since it uses less digits than its factorization.

22521450014404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511851136706 (or 511851136704 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 34.

Adding to 22521450014404 its reverse (40441005412522), we get a palindrome (62962455426926).

The spelling of 22521450014404 in words is "twenty-two trillion, five hundred twenty-one billion, four hundred fifty million, fourteen thousand, four hundred four".