25500055303 has 2 divisors, whose sum is σ = 25500055304. Its totient is φ = 25500055302.

The previous prime is 25500055297. The next prime is 25500055331. The reversal of 25500055303 is 30355000552.

It is an a-pointer prime, because the next prime (25500055331) can be obtained adding 25500055303 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25500055303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25500055103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12750027651 + 12750027652.

It is an arithmetic number, because the mean of its divisors is an integer number (12750027652).

Almost surely, 2^25500055303 is an apocalyptic number.

25500055303 is a deficient number, since it is larger than the sum of its proper divisors (1).

25500055303 is an equidigital number, since it uses as much as digits as its factorization.

25500055303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250, while the sum is 28.

Adding to 25500055303 its reverse (30355000552), we get a palindrome (55855055855).

The spelling of 25500055303 in words is "twenty-five billion, five hundred million, fifty-five thousand, three hundred three".