33013825452 has 144 divisors (see below), whose sum is σ = 87735997440. Its totient is φ = 10853678592.

The previous prime is 33013825391. The next prime is 33013825457. The reversal of 33013825452 is 25452831033.

33013825452 is a `hidden beast` number, since 3 + 30 + 1 + 3 + 82 + 545 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (33013825457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45915949 + ... + 45916667.

It is an arithmetic number, because the mean of its divisors is an integer number (609277760).

Almost surely, 2^33013825452 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 33013825452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43867998720).

33013825452 is an abundant number, since it is smaller than the sum of its proper divisors (54722171988).

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

33013825452 is a wasteful number, since it uses less digits than its factorization.

33013825452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322 (or 1308 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 33013825452 in words is "thirty-three billion, thirteen million, eight hundred twenty-five thousand, four hundred fifty-two".