550550087 has 2 divisors, whose sum is σ = 550550088. Its totient is φ = 550550086.

The previous prime is 550550081. The next prime is 550550101. The reversal of 550550087 is 780055055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550550087 - 2¹⁶ = 550484551 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550550081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275275043 + 275275044.

It is an arithmetic number, because the mean of its divisors is an integer number (275275044).

Almost surely, 2^550550087 is an apocalyptic number.

550550087 is a deficient number, since it is larger than the sum of its proper divisors (1).

550550087 is an equidigital number, since it uses as much as digits as its factorization.

550550087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35000, while the sum is 35.

The square root of 550550087 is about 23463.8037623911. The cubic root of 550550087 is about 819.5943298775.

The spelling of 550550087 in words is "five hundred fifty million, five hundred fifty thousand, eighty-seven".