16824042861 has 16 divisors (see below), whose sum is σ = 23246861760. Its totient is φ = 10810002560.

The previous prime is 16824042827. The next prime is 16824042883.

16824042861 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 16824042861 - 2⁷ = 16824042733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16824040861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122760 + ... + 220721.

It is an arithmetic number, because the mean of its divisors is an integer number (1452928860).

Almost surely, 2^16824042861 is an apocalyptic number.

It is an amenable number.

16824042861 is a deficient number, since it is larger than the sum of its proper divisors (6422818899).

16824042861 is a wasteful number, since it uses less digits than its factorization.

16824042861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344076.

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 16824042861 in words is "sixteen billion, eight hundred twenty-four million, forty-two thousand, eight hundred sixty-one".