22315004404 has 72 divisors (see below), whose sum is σ = 51638175680. Its totient is φ = 8236546560.

The previous prime is 22315004353. The next prime is 22315004429. The reversal of 22315004404 is 40440051322.

It is a happy number.

It is a super-3 number, since 3×22315004404³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108957 + ... + 237700.

Almost surely, 2^22315004404 is an apocalyptic number.

It is an amenable number.

22315004404 is an abundant number, since it is smaller than the sum of its proper divisors (29323171276).

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

22315004404 is a wasteful number, since it uses less digits than its factorization.

22315004404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346709 (or 346696 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 22315004404 its reverse (40440051322), we get a palindrome (62755055726).

The spelling of 22315004404 in words is "twenty-two billion, three hundred fifteen million, four thousand, four hundred four".