16133878080 has 784 divisors, whose sum is σ = 62684826624. Its totient is φ = 3941498880.

The previous prime is 16133878069. The next prime is 16133878093. The reversal of 16133878080 is 8087833161.

16133878080 is a `hidden beast` number, since 161 + 338 + 7 + 80 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 166328592 + ... + 166328688.

It is an arithmetic number, because the mean of its divisors is an integer number (79955136).

Almost surely, 2^16133878080 is an apocalyptic number.

16133878080 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 16133878080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31342413312).

16133878080 is an abundant number, since it is smaller than the sum of its proper divisors (46550948544).

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

16133878080 is an equidigital number, since it uses as much as digits as its factorization.

16133878080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 16133878080 in words is "sixteen billion, one hundred thirty-three million, eight hundred seventy-eight thousand, eighty".