5500550061 has 12 divisors (see below), whose sum is σ = 7946859388. Its totient is φ = 3666285504.

The previous prime is 5500550053. The next prime is 5500550087. The reversal of 5500550061 is 1600550055.

5500550061 is a `hidden beast` number, since 5 + 50 + 0 + 550 + 0 + 61 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 932141961 + 4568408100 = 30531^2 + 67590^2 .

It is not a de Polignac number, because 5500550061 - 2³ = 5500550053 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 (5500550161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13750 + ... + 105783.

Almost surely, 2^5500550061 is an apocalyptic number.

It is an amenable number.

5500550061 is a deficient number, since it is larger than the sum of its proper divisors (2446309327).

5500550061 is a wasteful number, since it uses less digits than its factorization.

5500550061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124652 (or 124649 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 5500550061 is about 74165.6932887437. The cubic root of 5500550061 is about 1765.2330113661.

The spelling of 5500550061 in words is "five billion, five hundred million, five hundred fifty thousand, sixty-one".