16544255699 has 2 divisors, whose sum is σ = 16544255700. Its totient is φ = 16544255698.

The previous prime is 16544255683. The next prime is 16544255737. The reversal of 16544255699 is 99655244561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16544255699 - 2⁴ = 16544255683 is a prime.

It is not a weakly prime, because it can be changed into another prime (16544255599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272127849 + 8272127850.

It is an arithmetic number, because the mean of its divisors is an integer number (8272127850).

Almost surely, 2^16544255699 is an apocalyptic number.

16544255699 is a deficient number, since it is larger than the sum of its proper divisors (1).

16544255699 is an equidigital number, since it uses as much as digits as its factorization.

16544255699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664000, while the sum is 56.

The spelling of 16544255699 in words is "sixteen billion, five hundred forty-four million, two hundred fifty-five thousand, six hundred ninety-nine".