2658900089 has 2 divisors, whose sum is σ = 2658900090. Its totient is φ = 2658900088.

The previous prime is 2658900059. The next prime is 2658900193. The reversal of 2658900089 is 9800098562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2658433600 + 466489 = 51560^2 + 683^2 .

It is a cyclic number.

It is not a de Polignac number, because 2658900089 - 2²⁸ = 2390464633 is a prime.

It is not a weakly prime, because it can be changed into another prime (2658900029) 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, 1329450044 + 1329450045.

It is an arithmetic number, because the mean of its divisors is an integer number (1329450045).

Almost surely, 2^2658900089 is an apocalyptic number.

It is an amenable number.

2658900089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2658900089 is an equidigital number, since it uses as much as digits as its factorization.

2658900089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 2658900089 is about 51564.5235505963. The cubic root of 2658900089 is about 1385.3749785552.

The spelling of 2658900089 in words is "two billion, six hundred fifty-eight million, nine hundred thousand, eighty-nine".