22235021454 has 16 divisors (see below), whose sum is σ = 44484504192. Its totient is φ = 7409263608.

The previous prime is 22235021441. The next prime is 22235021513. The reversal of 22235021454 is 45412053222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582514 + ... + 619509.

It is an arithmetic number, because the mean of its divisors is an integer number (2780281512).

Almost surely, 2^22235021454 is an apocalyptic number.

22235021454 is an abundant number, since it is smaller than the sum of its proper divisors (22249482738).

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

22235021454 is a wasteful number, since it uses less digits than its factorization.

22235021454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205111.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 22235021454 its reverse (45412053222), we get a palindrome (67647074676).

The spelling of 22235021454 in words is "twenty-two billion, two hundred thirty-five million, twenty-one thousand, four hundred fifty-four".