16316380655 has 8 divisors (see below), whose sum is σ = 19584110112. Its totient is φ = 13050135648.

The previous prime is 16316380631. The next prime is 16316380681. The reversal of 16316380655 is 55608361361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16316380655 - 2¹⁰ = 16316379631 is a prime.

It is a Duffinian number.

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, 346784 + ... + 391013.

It is an arithmetic number, because the mean of its divisors is an integer number (2448013764).

Almost surely, 2^16316380655 is an apocalyptic number.

16316380655 is a deficient number, since it is larger than the sum of its proper divisors (3267729457).

16316380655 is an equidigital number, since it uses as much as digits as its factorization.

16316380655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742225.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 16316380655 in words is "sixteen billion, three hundred sixteen million, three hundred eighty thousand, six hundred fifty-five".