16216313776 has 80 divisors (see below), whose sum is σ = 34977150208. Its totient is φ = 7240250880.

The previous prime is 16216313767. The next prime is 16216313803. The reversal of 16216313776 is 67731361261.

16216313776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6195220 + ... + 6197836.

Almost surely, 2^16216313776 is an apocalyptic number.

16216313776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16216313776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17488575104).

16216313776 is an abundant number, since it is smaller than the sum of its proper divisors (18760836432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16216313776 is an equidigital number, since it uses as much as digits as its factorization.

16216313776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731 (or 2663 counting only the distinct ones).

The product of its digits is 190512, while the sum is 43.

The spelling of 16216313776 in words is "sixteen billion, two hundred sixteen million, three hundred thirteen thousand, seven hundred seventy-six".