5060561661 has 6 divisors (see below), whose sum is σ = 7309700190. Its totient is φ = 3373707768.

The previous prime is 5060561651. The next prime is 5060561663. The reversal of 5060561661 is 1661650605.

It can be written as a sum of positive squares in only one way, i.e., 5057343225 + 3218436 = 71115^2 + 1794^2 .

It is not a de Polignac number, because 5060561661 - 2¹³ = 5060553469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5060561663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281142306 + ... + 281142323.

It is an arithmetic number, because the mean of its divisors is an integer number (1218283365).

Almost surely, 2^5060561661 is an apocalyptic number.

It is an amenable number.

5060561661 is a deficient number, since it is larger than the sum of its proper divisors (2249138529).

5060561661 is a wasteful number, since it uses less digits than its factorization.

5060561661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562284635 (or 562284632 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 5060561661 is about 71137.6247916670. The cubic root of 5060561661 is about 1716.8521907430.

The spelling of 5060561661 in words is "five billion, sixty million, five hundred sixty-one thousand, six hundred sixty-one".