22448004453 has 48 divisors (see below), whose sum is σ = 37695730176. Its totient is φ = 12606693120.

The previous prime is 22448004443. The next prime is 22448004457. The reversal of 22448004453 is 35440084422.

It is not a de Polignac number, because 22448004453 - 2⁴ = 22448004437 is a prime.

It is a super-3 number, since 3×22448004453³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22448004457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8826100 + ... + 8828642.

It is an arithmetic number, because the mean of its divisors is an integer number (785327712).

Almost surely, 2^22448004453 is an apocalyptic number.

It is an amenable number.

22448004453 is a deficient number, since it is larger than the sum of its proper divisors (15247725723).

22448004453 is a wasteful number, since it uses less digits than its factorization.

22448004453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4914 (or 4911 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 22448004453 its reverse (35440084422), we get a palindrome (57888088875).

The spelling of 22448004453 in words is "twenty-two billion, four hundred forty-eight million, four thousand, four hundred fifty-three".