22503224406 has 24 divisors (see below), whose sum is σ = 48734795880. Its totient is φ = 6924068736.

The previous prime is 22503224363. The next prime is 22503224431. The reversal of 22503224406 is 60442230522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11095251 + ... + 11097278.

It is an arithmetic number, because the mean of its divisors is an integer number (2030616495).

Almost surely, 2^22503224406 is an apocalyptic number.

22503224406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22503224406 is an abundant number, since it is smaller than the sum of its proper divisors (26231571474).

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

22503224406 is a wasteful number, since it uses less digits than its factorization.

22503224406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22192560 (or 22192547 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 22503224406 its reverse (60442230522), we get a palindrome (82945454928).

The spelling of 22503224406 in words is "twenty-two billion, five hundred three million, two hundred twenty-four thousand, four hundred six".