16818336532 has 24 divisors (see below), whose sum is σ = 30299804640. Its totient is φ = 8162336160.

The previous prime is 16818336527. The next prime is 16818336593. The reversal of 16818336532 is 23563381861.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 73594 + ... + 197617.

It is an arithmetic number, because the mean of its divisors is an integer number (1262491860).

Almost surely, 2^16818336532 is an apocalyptic number.

It is an amenable number.

16818336532 is a deficient number, since it is larger than the sum of its proper divisors (13481468108).

16818336532 is a wasteful number, since it uses less digits than its factorization.

16818336532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271671 (or 271669 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The spelling of 16818336532 in words is "sixteen billion, eight hundred eighteen million, three hundred thirty-six thousand, five hundred thirty-two".