22108557633 has 8 divisors (see below), whose sum is σ = 30197054496. Its totient is φ = 14379549600.

The previous prime is 22108557617. The next prime is 22108557671. The reversal of 22108557633 is 33675580122.

It is a happy number.

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

It is not a de Polignac number, because 22108557633 - 2⁴ = 22108557617 is a prime.

It is a super-2 number, since 2×22108557633² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22108557533) 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, 89872063 + ... + 89872308.

It is an arithmetic number, because the mean of its divisors is an integer number (3774631812).

Almost surely, 2^22108557633 is an apocalyptic number.

It is an amenable number.

22108557633 is a deficient number, since it is larger than the sum of its proper divisors (8088496863).

22108557633 is a wasteful number, since it uses less digits than its factorization.

22108557633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179744415.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 22108557633 in words is "twenty-two billion, one hundred eight million, five hundred fifty-seven thousand, six hundred thirty-three".