30332730072 has 32 divisors (see below), whose sum is σ = 75853943280. Its totient is φ = 10107960960.

The previous prime is 30332730049. The next prime is 30332730079. The reversal of 30332730072 is 27003723303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30332730079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99523 + ... + 265650.

Almost surely, 2^30332730072 is an apocalyptic number.

It is an amenable number.

30332730072 is an abundant number, since it is smaller than the sum of its proper divisors (45521213208).

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

30332730072 is a wasteful number, since it uses less digits than its factorization.

30332730072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368643 (or 368639 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 30.

The spelling of 30332730072 in words is "thirty billion, three hundred thirty-two million, seven hundred thirty thousand, seventy-two".