2187241750339 has 2 divisors, whose sum is σ = 2187241750340. Its totient is φ = 2187241750338.

The previous prime is 2187241750333. The next prime is 2187241750403. The reversal of 2187241750339 is 9330571427812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2187241750339 - 2²⁹ = 2186704879427 is a prime.

It is a super-2 number, since 2×2187241750339² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2187241750333) 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, 1093620875169 + 1093620875170.

It is an arithmetic number, because the mean of its divisors is an integer number (1093620875170).

Almost surely, 2^{2187241750339} is an apocalyptic number.

2187241750339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2187241750339 is an equidigital number, since it uses as much as digits as its factorization.

2187241750339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 2187241750339 in words is "two trillion, one hundred eighty-seven billion, two hundred forty-one million, seven hundred fifty thousand, three hundred thirty-nine".