22055245555 has 16 divisors (see below), whose sum is σ = 30262025664. Its totient is φ = 15116181120.

The previous prime is 22055245507. The next prime is 22055245559. The reversal of 22055245555 is 55554255022.

It is a de Polignac number, because none of the positive numbers 2^k-22055245555 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22055245559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81616 + ... + 225325.

It is an arithmetic number, because the mean of its divisors is an integer number (1891376604).

Almost surely, 2^22055245555 is an apocalyptic number.

22055245555 is a deficient number, since it is larger than the sum of its proper divisors (8206780109).

22055245555 is a wasteful number, since it uses less digits than its factorization.

22055245555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309006.

The product of its (nonzero) digits is 500000, while the sum is 40.

The spelling of 22055245555 in words is "twenty-two billion, fifty-five million, two hundred forty-five thousand, five hundred fifty-five".