245433022181 has 2 divisors, whose sum is σ = 245433022182. Its totient is φ = 245433022180.

The previous prime is 245433022157. The next prime is 245433022189. The reversal of 245433022181 is 181220334542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234901131556 + 10531890625 = 484666^2 + 102625^2 .

It is a cyclic number.

It is not a de Polignac number, because 245433022181 - 2¹⁸ = 245432760037 is a prime.

It is a super-2 number, since 2×245433022181² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245433022189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122716511090 + 122716511091.

It is an arithmetic number, because the mean of its divisors is an integer number (122716511091).

Almost surely, 2^245433022181 is an apocalyptic number.

It is an amenable number.

245433022181 is a deficient number, since it is larger than the sum of its proper divisors (1).

245433022181 is an equidigital number, since it uses as much as digits as its factorization.

245433022181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 245433022181 in words is "two hundred forty-five billion, four hundred thirty-three million, twenty-two thousand, one hundred eighty-one".