16403559548059 has 2 divisors, whose sum is σ = 16403559548060. Its totient is φ = 16403559548058.

The previous prime is 16403559548053. The next prime is 16403559548071. The reversal of 16403559548059 is 95084595530461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16403559548059 is a prime.

It is not a weakly prime, because it can be changed into another prime (16403559548053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8201779774029 + 8201779774030.

It is an arithmetic number, because the mean of its divisors is an integer number (8201779774030).

Almost surely, 2^{16403559548059} is an apocalyptic number.

16403559548059 is a deficient number, since it is larger than the sum of its proper divisors (1).

16403559548059 is an equidigital number, since it uses as much as digits as its factorization.

16403559548059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640000, while the sum is 64.

The spelling of 16403559548059 in words is "sixteen trillion, four hundred three billion, five hundred fifty-nine million, five hundred forty-eight thousand, fifty-nine".