25500264143 has 2 divisors, whose sum is σ = 25500264144. Its totient is φ = 25500264142.

The previous prime is 25500264133. The next prime is 25500264199. The reversal of 25500264143 is 34146200552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25500264143 - 2¹⁰ = 25500263119 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25500264103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12750132071 + 12750132072.

It is an arithmetic number, because the mean of its divisors is an integer number (12750132072).

Almost surely, 2^25500264143 is an apocalyptic number.

25500264143 is a deficient number, since it is larger than the sum of its proper divisors (1).

25500264143 is an equidigital number, since it uses as much as digits as its factorization.

25500264143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 25500264143 its reverse (34146200552), we get a palindrome (59646464695).

The spelling of 25500264143 in words is "twenty-five billion, five hundred million, two hundred sixty-four thousand, one hundred forty-three".