22220514545 has 8 divisors (see below), whose sum is σ = 26678296320. Its totient is φ = 17767292400.

The previous prime is 22220514541. The next prime is 22220514559. The reversal of 22220514545 is 54541502222.

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

It is not a de Polignac number, because 22220514545 - 2² = 22220514541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22220514541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1129175 + ... + 1148684.

It is an arithmetic number, because the mean of its divisors is an integer number (3334787040).

Almost surely, 2^22220514545 is an apocalyptic number.

It is an amenable number.

22220514545 is a deficient number, since it is larger than the sum of its proper divisors (4457781775).

22220514545 is a wasteful number, since it uses less digits than its factorization.

22220514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279815.

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 22220514545 in words is "twenty-two billion, two hundred twenty million, five hundred fourteen thousand, five hundred forty-five".