22993775565 has 8 divisors (see below), whose sum is σ = 36790040928. Its totient is φ = 12263346960.

The previous prime is 22993775557. The next prime is 22993775569. The reversal of 22993775565 is 56557739922.

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

It is not a de Polignac number, because 22993775565 - 2³ = 22993775557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22993775499 and 22993775508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22993775569) 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, 766459171 + ... + 766459200.

It is an arithmetic number, because the mean of its divisors is an integer number (4598755116).

Almost surely, 2^22993775565 is an apocalyptic number.

It is an amenable number.

22993775565 is a deficient number, since it is larger than the sum of its proper divisors (13796265363).

22993775565 is a wasteful number, since it uses less digits than its factorization.

22993775565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532918379.

The product of its digits is 35721000, while the sum is 60.

The spelling of 22993775565 in words is "twenty-two billion, nine hundred ninety-three million, seven hundred seventy-five thousand, five hundred sixty-five".