5601550181 has 2 divisors, whose sum is σ = 5601550182. Its totient is φ = 5601550180.

The previous prime is 5601550169. The next prime is 5601550223. The reversal of 5601550181 is 1810551065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5561430625 + 40119556 = 74575^2 + 6334^2 .

It is a cyclic number.

It is not a de Polignac number, because 5601550181 - 2⁶ = 5601550117 is a prime.

It is a super-2 number, since 2×5601550181² = 62754728860522265522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5601550121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800775090 + 2800775091.

It is an arithmetic number, because the mean of its divisors is an integer number (2800775091).

Almost surely, 2^5601550181 is an apocalyptic number.

It is an amenable number.

5601550181 is a deficient number, since it is larger than the sum of its proper divisors (1).

5601550181 is an equidigital number, since it uses as much as digits as its factorization.

5601550181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 32.

The square root of 5601550181 is about 74843.5046012678. The cubic root of 5601550181 is about 1775.9718469290.

The spelling of 5601550181 in words is "five billion, six hundred one million, five hundred fifty thousand, one hundred eighty-one".