22565354652 has 48 divisors (see below), whose sum is σ = 59020526880. Its totient is φ = 7455216384.

The previous prime is 22565354629. The next prime is 22565354683. The reversal of 22565354652 is 25645356522.

22565354652 is a `hidden beast` number, since 2 + 2 + 5 + 6 + 53 + 546 + 52 = 666.

It is a super-2 number, since 2×22565354652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22565354598 and 22565354607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912303 + ... + 936710.

It is an arithmetic number, because the mean of its divisors is an integer number (1229594310).

Almost surely, 2^22565354652 is an apocalyptic number.

It is an amenable number.

22565354652 is an abundant number, since it is smaller than the sum of its proper divisors (36455172228).

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

22565354652 is a wasteful number, since it uses less digits than its factorization.

22565354652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849139 (or 1849131 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The spelling of 22565354652 in words is "twenty-two billion, five hundred sixty-five million, three hundred fifty-four thousand, six hundred fifty-two".