22000456445 has 8 divisors (see below), whose sum is σ = 28800597600. Its totient is φ = 16000331920.

The previous prime is 22000456427. The next prime is 22000456453. The reversal of 22000456445 is 54465400022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22000456445 - 2¹² = 22000452349 is a prime.

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, 200004095 + ... + 200004204.

It is an arithmetic number, because the mean of its divisors is an integer number (3600074700).

Almost surely, 2^22000456445 is an apocalyptic number.

It is an amenable number.

22000456445 is a deficient number, since it is larger than the sum of its proper divisors (6800141155).

22000456445 is a wasteful number, since it uses less digits than its factorization.

22000456445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400008315.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 22000456445 its reverse (54465400022), we get a palindrome (76465856467).

The spelling of 22000456445 in words is "twenty-two billion, four hundred fifty-six thousand, four hundred forty-five".