22653635622 has 32 divisors (see below), whose sum is σ = 45972969984. Its totient is φ = 7440972000.

The previous prime is 22653635603. The next prime is 22653635623.

It is a happy number.

22653635622 is nontrivially palindromic in base 10.

It is a super-4 number, since 4×22653635622⁴ (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22653635623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39283 + ... + 216449.

It is an arithmetic number, because the mean of its divisors is an integer number (1436655312).

Almost surely, 2^22653635622 is an apocalyptic number.

22653635622 is an abundant number, since it is smaller than the sum of its proper divisors (23319334362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22653635622 is a wasteful number, since it uses less digits than its factorization.

22653635622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177484.

The product of its digits is 777600, while the sum is 42.

The spelling of 22653635622 in words is "twenty-two billion, six hundred fifty-three million, six hundred thirty-five thousand, six hundred twenty-two".