22455530525 has 6 divisors (see below), whose sum is σ = 27844857882. Its totient is φ = 17964424400.

The previous prime is 22455530501. The next prime is 22455530557. The reversal of 22455530525 is 52503555422.

It can be written as a sum of positive squares in 3 ways, for example, as 148913209 + 22306617316 = 12203^2 + 149354^2 .

It is not a de Polignac number, because 22455530525 - 2¹⁰ = 22455529501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 449110586 + ... + 449110635.

It is an arithmetic number, because the mean of its divisors is an integer number (4640809647).

Almost surely, 2^22455530525 is an apocalyptic number.

22455530525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22455530525 is a deficient number, since it is larger than the sum of its proper divisors (5389327357).

22455530525 is an equidigital number, since it uses as much as digits as its factorization.

22455530525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898221231 (or 898221226 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 38.

The spelling of 22455530525 in words is "twenty-two billion, four hundred fifty-five million, five hundred thirty thousand, five hundred twenty-five".