2185189004059 has 2 divisors, whose sum is σ = 2185189004060. Its totient is φ = 2185189004058.

The previous prime is 2185189004003. The next prime is 2185189004069. The reversal of 2185189004059 is 9504009815812.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2185189004059 - 2¹³ = 2185188995867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2185189003997 and 2185189004015.

It is not a weakly prime, because it can be changed into another prime (2185189004069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1092594502029 + 1092594502030.

It is an arithmetic number, because the mean of its divisors is an integer number (1092594502030).

Almost surely, 2^{2185189004059} is an apocalyptic number.

2185189004059 is a deficient number, since it is larger than the sum of its proper divisors (1).

2185189004059 is an equidigital number, since it uses as much as digits as its factorization.

2185189004059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 52.

The spelling of 2185189004059 in words is "two trillion, one hundred eighty-five billion, one hundred eighty-nine million, four thousand, fifty-nine".