16411521289 has 2 divisors, whose sum is σ = 16411521290. Its totient is φ = 16411521288.

The previous prime is 16411521281. The next prime is 16411521307. The reversal of 16411521289 is 98212511461.

16411521289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16190017600 + 221503689 = 127240^2 + 14883^2 .

It is a cyclic number.

It is not a de Polignac number, because 16411521289 - 2³ = 16411521281 is a prime.

It is not a weakly prime, because it can be changed into another prime (16411521281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8205760644 + 8205760645.

It is an arithmetic number, because the mean of its divisors is an integer number (8205760645).

Almost surely, 2^16411521289 is an apocalyptic number.

It is an amenable number.

16411521289 is a deficient number, since it is larger than the sum of its proper divisors (1).

16411521289 is an equidigital number, since it uses as much as digits as its factorization.

16411521289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 40.

The spelling of 16411521289 in words is "sixteen billion, four hundred eleven million, five hundred twenty-one thousand, two hundred eighty-nine".