33530880000 has 560 divisors, whose sum is σ = 116691521760. Its totient is φ = 8552448000.

The previous prime is 33530879971. The next prime is 33530880023. The reversal of 33530880000 is 8803533.

It is a super-2 number, since 2×33530880000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 33530880000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 568319971 + ... + 568320029.

Almost surely, 2^33530880000 is an apocalyptic number.

33530880000 is a gapful number since it is divisible by the number (30) 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 33530880000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58345760880).

33530880000 is an abundant number, since it is smaller than the sum of its proper divisors (83160641760).

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

33530880000 is an frugal number, since it uses more digits than its factorization.

33530880000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 33530880000 in words is "thirty-three billion, five hundred thirty million, eight hundred eighty thousand".