22565523010 has 16 divisors (see below), whose sum is σ = 41608623672. Its totient is φ = 8806057600.

The previous prime is 22565522999. The next prime is 22565523047. The reversal of 22565523010 is 1032556522.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4162701361 + 18402821649 = 64519^2 + 135657^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27518521 + ... + 27519340.

Almost surely, 2^22565523010 is an apocalyptic number.

22565523010 is a deficient number, since it is larger than the sum of its proper divisors (19043100662).

22565523010 is a wasteful number, since it uses less digits than its factorization.

22565523010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55037909.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 22565523010 in words is "twenty-two billion, five hundred sixty-five million, five hundred twenty-three thousand, ten".