16358063565856 has 24 divisors (see below), whose sum is σ = 32205075955920. Its totient is φ = 8178996656448.

The previous prime is 16358063565821. The next prime is 16358063565859. The reversal of 16358063565856 is 65856536085361.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16358063565791 and 16358063565800.

It is not an unprimeable number, because it can be changed into a prime (16358063565859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7507615 + ... + 9438241.

It is an arithmetic number, because the mean of its divisors is an integer number (1341878164830).

Almost surely, 2^{16358063565856} is an apocalyptic number.

16358063565856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16358063565856 is a deficient number, since it is larger than the sum of its proper divisors (15847012390064).

16358063565856 is a wasteful number, since it uses less digits than its factorization.

16358063565856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195416 (or 2195408 counting only the distinct ones).

The product of its (nonzero) digits is 466560000, while the sum is 67.

The spelling of 16358063565856 in words is "sixteen trillion, three hundred fifty-eight billion, sixty-three million, five hundred sixty-five thousand, eight hundred fifty-six".