2016886609 has 2 divisors, whose sum is σ = 2016886610. Its totient is φ = 2016886608.

The previous prime is 2016886561. The next prime is 2016886631. The reversal of 2016886609 is 9066886102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1165881025 + 851005584 = 34145^2 + 29172^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016886609 - 2¹⁷ = 2016755537 is a prime.

It is not a weakly prime, because it can be changed into another prime (2016886679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008443304 + 1008443305.

It is an arithmetic number, because the mean of its divisors is an integer number (1008443305).

Almost surely, 2^2016886609 is an apocalyptic number.

It is an amenable number.

2016886609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016886609 is an equidigital number, since it uses as much as digits as its factorization.

2016886609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 2016886609 is about 44909.7607319389. The cubic root of 2016886609 is about 1263.4570822466.

The spelling of 2016886609 in words is "two billion, sixteen million, eight hundred eighty-six thousand, six hundred nine".