22423503425 has 6 divisors (see below), whose sum is σ = 27805144278. Its totient is φ = 17938802720.

The previous prime is 22423503383. The next prime is 22423503449. The reversal of 22423503425 is 52430532422.

It can be written as a sum of positive squares in 3 ways, for example, as 315382081 + 22108121344 = 17759^2 + 148688^2 .

It is not a de Polignac number, because 22423503425 - 2⁸ = 22423503169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22423503391 and 22423503400.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 448470044 + ... + 448470093.

It is an arithmetic number, because the mean of its divisors is an integer number (4634190713).

Almost surely, 2^22423503425 is an apocalyptic number.

22423503425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22423503425 is a deficient number, since it is larger than the sum of its proper divisors (5381640853).

22423503425 is an equidigital number, since it uses as much as digits as its factorization.

22423503425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896940147 (or 896940142 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The spelling of 22423503425 in words is "twenty-two billion, four hundred twenty-three million, five hundred three thousand, four hundred twenty-five".