16216221076 has 36 divisors (see below), whose sum is σ = 31484394144. Its totient is φ = 7302098320.

The previous prime is 16216220989. The next prime is 16216221101. The reversal of 16216221076 is 67012261261.

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 11 ways as a sum of consecutive naturals, for example, 104776 + ... + 208351.

It is an arithmetic number, because the mean of its divisors is an integer number (874566504).

Almost surely, 2^16216221076 is an apocalyptic number.

It is an amenable number.

16216221076 is a deficient number, since it is larger than the sum of its proper divisors (15268173068).

16216221076 is a wasteful number, since it uses less digits than its factorization.

16216221076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313260 (or 313247 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 16216221076 in words is "sixteen billion, two hundred sixteen million, two hundred twenty-one thousand, seventy-six".