25022224050809 has 2 divisors, whose sum is σ = 25022224050810. Its totient is φ = 25022224050808.

The previous prime is 25022224050763. The next prime is 25022224050823. The reversal of 25022224050809 is 90805042222052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22087180090000 + 2935043960809 = 4699700^2 + 1713197^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25022224050809 is a prime.

It is a super-2 number, since 2×25022224050809² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25022224050869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12511112025404 + 12511112025405.

It is an arithmetic number, because the mean of its divisors is an integer number (12511112025405).

Almost surely, 2^{25022224050809} is an apocalyptic number.

It is an amenable number.

25022224050809 is a deficient number, since it is larger than the sum of its proper divisors (1).

25022224050809 is an equidigital number, since it uses as much as digits as its factorization.

25022224050809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 25022224050809 in words is "twenty-five trillion, twenty-two billion, two hundred twenty-four million, fifty thousand, eight hundred nine".