16038946559 has 2 divisors, whose sum is σ = 16038946560. Its totient is φ = 16038946558.

The previous prime is 16038946541. The next prime is 16038946597. The reversal of 16038946559 is 95564983061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16038946559 - 2²⁰ = 16037897983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16038946519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8019473279 + 8019473280.

It is an arithmetic number, because the mean of its divisors is an integer number (8019473280).

Almost surely, 2^16038946559 is an apocalyptic number.

16038946559 is a deficient number, since it is larger than the sum of its proper divisors (1).

16038946559 is an equidigital number, since it uses as much as digits as its factorization.

16038946559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 16038946559 in words is "sixteen billion, thirty-eight million, nine hundred forty-six thousand, five hundred fifty-nine".