16386582920 has 32 divisors (see below), whose sum is σ = 37022820120. Its totient is φ = 6527431680.

The previous prime is 16386582893. The next prime is 16386582973. The reversal of 16386582920 is 2928568361.

16386582920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14821114564 + 1565468356 = 121742^2 + 39566^2 .

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 7 ways as a sum of consecutive naturals, for example, 840287 + ... + 859566.

Almost surely, 2^16386582920 is an apocalyptic number.

16386582920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16386582920 is an abundant number, since it is smaller than the sum of its proper divisors (20636237200).

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

16386582920 is a wasteful number, since it uses less digits than its factorization.

16386582920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700105 (or 1700101 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 16386582920 in words is "sixteen billion, three hundred eighty-six million, five hundred eighty-two thousand, nine hundred twenty".