61411441254061 has 8 divisors (see below), whose sum is σ = 61576855349240. Its totient is φ = 61246031288832.

The previous prime is 61411441254013. The next prime is 61411441254071. The reversal of 61411441254061 is 16045214411416.

It can be written as a sum of positive squares in 4 ways, for example, as 3427937457961 + 57983503796100 = 1851469^2 + 7614690^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61411441254061 - 2²⁷ = 61411307036333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61411441254001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30001441 + ... + 31982953.

It is an arithmetic number, because the mean of its divisors is an integer number (7697106918655).

Almost surely, 2^{61411441254061} is an apocalyptic number.

It is an amenable number.

61411441254061 is a deficient number, since it is larger than the sum of its proper divisors (165414095179).

61411441254061 is a wasteful number, since it uses less digits than its factorization.

61411441254061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064975.

The product of its (nonzero) digits is 92160, while the sum is 40.

Adding to 61411441254061 its reverse (16045214411416), we get a palindrome (77456655665477).

The spelling of 61411441254061 in words is "sixty-one trillion, four hundred eleven billion, four hundred forty-one million, two hundred fifty-four thousand, sixty-one".