16366216380 has 48 divisors (see below), whose sum is σ = 45876082560. Its totient is φ = 4359498048.

The previous prime is 16366216337. The next prime is 16366216397. The reversal of 16366216380 is 8361266361.

16366216380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 95950 + ... + 204789.

It is an arithmetic number, because the mean of its divisors is an integer number (955751720).

Almost surely, 2^16366216380 is an apocalyptic number.

16366216380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16366216380 is an abundant number, since it is smaller than the sum of its proper divisors (29509866180).

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

16366216380 is a wasteful number, since it uses less digits than its factorization.

16366216380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301658 (or 301656 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 16366216380 in words is "sixteen billion, three hundred sixty-six million, two hundred sixteen thousand, three hundred eighty".