2184251980787 has 2 divisors, whose sum is σ = 2184251980788. Its totient is φ = 2184251980786.

The previous prime is 2184251980721. The next prime is 2184251980819. The reversal of 2184251980787 is 7870891524812.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2184251980787 - 2³⁸ = 1909374073843 is a prime.

It is not a weakly prime, because it can be changed into another prime (2184251980717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1092125990393 + 1092125990394.

It is an arithmetic number, because the mean of its divisors is an integer number (1092125990394).

Almost surely, 2^{2184251980787} is an apocalyptic number.

2184251980787 is a deficient number, since it is larger than the sum of its proper divisors (1).

2184251980787 is an equidigital number, since it uses as much as digits as its factorization.

2184251980787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18063360, while the sum is 62.

The spelling of 2184251980787 in words is "two trillion, one hundred eighty-four billion, two hundred fifty-one million, nine hundred eighty thousand, seven hundred eighty-seven".