25222554151 has 2 divisors, whose sum is σ = 25222554152. Its totient is φ = 25222554150.

The previous prime is 25222554143. The next prime is 25222554167. The reversal of 25222554151 is 15145522252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25222554151 - 2³ = 25222554143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25222554191) 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 as a sum of consecutive naturals, namely, 12611277075 + 12611277076.

It is an arithmetic number, because the mean of its divisors is an integer number (12611277076).

Almost surely, 2^25222554151 is an apocalyptic number.

25222554151 is a deficient number, since it is larger than the sum of its proper divisors (1).

25222554151 is an equidigital number, since it uses as much as digits as its factorization.

25222554151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40000, while the sum is 34.

The spelling of 25222554151 in words is "twenty-five billion, two hundred twenty-two million, five hundred fifty-four thousand, one hundred fifty-one".