33015450012 has 24 divisors (see below), whose sum is σ = 77717788176. Its totient is φ = 10907758848.

The previous prime is 33015449989. The next prime is 33015450019. The reversal of 33015450012 is 21005451033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33015450019) 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, 12172483 + ... + 12175194.

It is an arithmetic number, because the mean of its divisors is an integer number (3238241174).

Almost surely, 2^33015450012 is an apocalyptic number.

It is an amenable number.

33015450012 is an abundant number, since it is smaller than the sum of its proper divisors (44702338164).

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

33015450012 is a wasteful number, since it uses less digits than its factorization.

33015450012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24347797 (or 24347795 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The spelling of 33015450012 in words is "thirty-three billion, fifteen million, four hundred fifty thousand, twelve".