25322535061 has 2 divisors, whose sum is σ = 25322535062. Its totient is φ = 25322535060.

The previous prime is 25322535059. The next prime is 25322535067. The reversal of 25322535061 is 16053522352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25282908036 + 39627025 = 159006^2 + 6295^2 .

It is a cyclic number.

It is not a de Polignac number, because 25322535061 - 2¹ = 25322535059 is a prime.

Together with 25322535059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25322535067) 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, 12661267530 + 12661267531.

It is an arithmetic number, because the mean of its divisors is an integer number (12661267531).

Almost surely, 2^25322535061 is an apocalyptic number.

It is an amenable number.

25322535061 is a deficient number, since it is larger than the sum of its proper divisors (1).

25322535061 is an equidigital number, since it uses as much as digits as its factorization.

25322535061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 25322535061 in words is "twenty-five billion, three hundred twenty-two million, five hundred thirty-five thousand, sixty-one".