22265829947 has 4 divisors (see below), whose sum is σ = 22685940000. Its totient is φ = 21845719896.

The previous prime is 22265829923. The next prime is 22265829967. The reversal of 22265829947 is 74992856222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74992856222 = 2 ⋅37496428111.

It is a cyclic number.

It is not a de Polignac number, because 22265829947 - 2¹⁸ = 22265567803 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22265829892 and 22265829901.

It is not an unprimeable number, because it can be changed into a prime (22265829907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210054947 + ... + 210055052.

It is an arithmetic number, because the mean of its divisors is an integer number (5671485000).

Almost surely, 2^22265829947 is an apocalyptic number.

22265829947 is a deficient number, since it is larger than the sum of its proper divisors (420110053).

22265829947 is an equidigital number, since it uses as much as digits as its factorization.

22265829947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420110052.

The product of its digits is 8709120, while the sum is 56.

The spelling of 22265829947 in words is "twenty-two billion, two hundred sixty-five million, eight hundred twenty-nine thousand, nine hundred forty-seven".