22055585506 has 8 divisors (see below), whose sum is σ = 33085613520. Its totient is φ = 11027047668.

The previous prime is 22055585501. The next prime is 22055585521. The reversal of 22055585506 is 60558555022.

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

It is not an unprimeable number, because it can be changed into a prime (22055585501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334776 + ... + 395203.

It is an arithmetic number, because the mean of its divisors is an integer number (4135701690).

Almost surely, 2^22055585506 is an apocalyptic number.

22055585506 is a deficient number, since it is larger than the sum of its proper divisors (11030028014).

22055585506 is a wasteful number, since it uses less digits than its factorization.

22055585506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745088.

The product of its (nonzero) digits is 600000, while the sum is 43.

The spelling of 22055585506 in words is "twenty-two billion, fifty-five million, five hundred eighty-five thousand, five hundred six".