61032443410181 has 2 divisors, whose sum is σ = 61032443410182. Its totient is φ = 61032443410180.

The previous prime is 61032443410177. The next prime is 61032443410259. The reversal of 61032443410181 is 18101434423016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60269851649956 + 762591760225 = 7763366^2 + 873265^2 .

It is a cyclic number.

It is not a de Polignac number, because 61032443410181 - 2² = 61032443410177 is a prime.

It is a super-2 number, since 2×61032443410181² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61031443410181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30516221705090 + 30516221705091.

It is an arithmetic number, because the mean of its divisors is an integer number (30516221705091).

Almost surely, 2^{61032443410181} is an apocalyptic number.

It is an amenable number.

61032443410181 is a deficient number, since it is larger than the sum of its proper divisors (1).

61032443410181 is an equidigital number, since it uses as much as digits as its factorization.

61032443410181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

Adding to 61032443410181 its reverse (18101434423016), we get a palindrome (79133877833197).

The spelling of 61032443410181 in words is "sixty-one trillion, thirty-two billion, four hundred forty-three million, four hundred ten thousand, one hundred eighty-one".