438782660411 has 2 divisors, whose sum is σ = 438782660412. Its totient is φ = 438782660410.

The previous prime is 438782660399. The next prime is 438782660417. The reversal of 438782660411 is 114066287834.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 438782660411 - 2⁶ = 438782660347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 438782660411.

It is not a weakly prime, because it can be changed into another prime (438782660417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219391330205 + 219391330206.

It is an arithmetic number, because the mean of its divisors is an integer number (219391330206).

Almost surely, 2^438782660411 is an apocalyptic number.

438782660411 is a deficient number, since it is larger than the sum of its proper divisors (1).

438782660411 is an equidigital number, since it uses as much as digits as its factorization.

438782660411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 438782660411 in words is "four hundred thirty-eight billion, seven hundred eighty-two million, six hundred sixty thousand, four hundred eleven".