2089858555 has 8 divisors (see below), whose sum is σ = 2508221232. Its totient is φ = 1671626208.

The previous prime is 2089858553. The next prime is 2089858613. The reversal of 2089858555 is 5558589802.

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 2089858555 - 2¹ = 2089858553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2089858496 and 2089858505.

It is not an unprimeable number, because it can be changed into a prime (2089858553) 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 in 7 ways as a sum of consecutive naturals, for example, 7092 + ... + 65038.

It is an arithmetic number, because the mean of its divisors is an integer number (313527654).

Almost surely, 2^2089858555 is an apocalyptic number.

2089858555 is a deficient number, since it is larger than the sum of its proper divisors (418362677).

2089858555 is an equidigital number, since it uses as much as digits as its factorization.

2089858555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65165.

The product of its (nonzero) digits is 5760000, while the sum is 55.

The square root of 2089858555 is about 45714.9707973220. The cubic root of 2089858555 is about 1278.5144213081.

The spelling of 2089858555 in words is "two billion, eighty-nine million, eight hundred fifty-eight thousand, five hundred fifty-five".