16001153280 has 216 divisors, whose sum is σ = 63271545792. Its totient is φ = 3657388032.

The previous prime is 16001153251. The next prime is 16001153317. The reversal of 16001153280 is 8235110061.

16001153280 is a `hidden beast` number, since 1 + 600 + 1 + 1 + 53 + 2 + 8 + 0 = 666.

16001153280 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 23 ways as a sum of consecutive naturals, for example, 18574 + ... + 179853.

Almost surely, 2^16001153280 is an apocalyptic number.

16001153280 is a gapful number since it is divisible by the number (10) 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 16001153280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31635772896).

16001153280 is an abundant number, since it is smaller than the sum of its proper divisors (47270392512).

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

16001153280 is a wasteful number, since it uses less digits than its factorization.

16001153280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198461 (or 198444 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 16001153280 in words is "sixteen billion, one million, one hundred fifty-three thousand, two hundred eighty".