22844811025 has 81 divisors (see below), whose sum is σ = 31458019761. Its totient is φ = 16454249280.

The previous prime is 22844810983. The next prime is 22844811029. The reversal of 22844811025 is 52011844822.

The square root of 22844811025 is 151145.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2168671761 + 20676139264 = 46569^2 + 143792^2 .

It is not a de Polignac number, because 22844811025 - 2⁷ = 22844810897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22844811029) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 531274654 + ... + 531274696.

Almost surely, 2^22844811025 is an apocalyptic number.

22844811025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22844811025 is the 151145-th square number.

22844811025 is the 75573-rd centered octagonal number.

It is an amenable number.

22844811025 is a deficient number, since it is larger than the sum of its proper divisors (8613208736).

22844811025 is an equidigital number, since it uses as much as digits as its factorization.

22844811025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The spelling of 22844811025 in words is "twenty-two billion, eight hundred forty-four million, eight hundred eleven thousand, twenty-five".