5561016061 has 8 divisors (see below), whose sum is σ = 5822611200. Its totient is φ = 5301071952.

The previous prime is 5561016023. The next prime is 5561016067. The reversal of 5561016061 is 1606101655.

5561016061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5561016061 - 2¹⁵ = 5560983293 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 (5561016067) 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, 405861 + ... + 419338.

It is an arithmetic number, because the mean of its divisors is an integer number (727826400).

Almost surely, 2^5561016061 is an apocalyptic number.

It is an amenable number.

5561016061 is a deficient number, since it is larger than the sum of its proper divisors (261595139).

5561016061 is a wasteful number, since it uses less digits than its factorization.

5561016061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825515.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 5561016061 is about 74572.2204376402. The cubic root of 5561016061 is about 1771.6776905858.

The spelling of 5561016061 in words is "five billion, five hundred sixty-one million, sixteen thousand, sixty-one".