33530430516 has 72 divisors (see below), whose sum is σ = 86625006720. Its totient is φ = 10086510720.

The previous prime is 33530430313. The next prime is 33530430517. The reversal of 33530430516 is 61503403533.

It is a happy number.

It is a super-2 number, since 2×33530430516² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33530430517) by changing a digit.

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, 114645 + ... + 283203.

Almost surely, 2^33530430516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33530430516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43312503360).

33530430516 is an abundant number, since it is smaller than the sum of its proper divisors (53094576204).

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

33530430516 is a wasteful number, since it uses less digits than its factorization.

33530430516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168725 (or 168712 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 33.

The spelling of 33530430516 in words is "thirty-three billion, five hundred thirty million, four hundred thirty thousand, five hundred sixteen".