1880016899 has 2 divisors, whose sum is σ = 1880016900. Its totient is φ = 1880016898.

The previous prime is 1880016863. The next prime is 1880016907. The reversal of 1880016899 is 9986100881.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1880016899 - 2²⁸ = 1611581443 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1880016499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940008449 + 940008450.

It is an arithmetic number, because the mean of its divisors is an integer number (940008450).

Almost surely, 2^1880016899 is an apocalyptic number.

1880016899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1880016899 is an equidigital number, since it uses as much as digits as its factorization.

1880016899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 50.

The square root of 1880016899 is about 43359.1616501057. The cubic root of 1880016899 is about 1234.2048565523.

The spelling of 1880016899 in words is "one billion, eight hundred eighty million, sixteen thousand, eight hundred ninety-nine".