22202602445 has 4 divisors (see below), whose sum is σ = 26643122940. Its totient is φ = 17762081952.

The previous prime is 22202602381. The next prime is 22202602453. The reversal of 22202602445 is 54420620222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6259499689 + 15943102756 = 79117^2 + 126266^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202602445 - 2⁶ = 22202602381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220260240 + ... + 2220260249.

It is an arithmetic number, because the mean of its divisors is an integer number (6660780735).

Almost surely, 2^22202602445 is an apocalyptic number.

It is an amenable number.

22202602445 is a deficient number, since it is larger than the sum of its proper divisors (4440520495).

22202602445 is an equidigital number, since it uses as much as digits as its factorization.

22202602445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440520494.

The product of its (nonzero) digits is 15360, while the sum is 29.

The spelling of 22202602445 in words is "twenty-two billion, two hundred two million, six hundred two thousand, four hundred forty-five".