33481243952 has 80 divisors (see below), whose sum is σ = 71267938560. Its totient is φ = 15142173696.

The previous prime is 33481243951. The next prime is 33481243981. The reversal of 33481243952 is 25934218433.

It is a super-2 number, since 2×33481243952² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33481243951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12312449 + ... + 12315167.

It is an arithmetic number, because the mean of its divisors is an integer number (890849232).

Almost surely, 2^33481243952 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 33481243952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35633969280).

33481243952 is an abundant number, since it is smaller than the sum of its proper divisors (37786694608).

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

33481243952 is a wasteful number, since it uses less digits than its factorization.

33481243952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910 (or 3904 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The spelling of 33481243952 in words is "thirty-three billion, four hundred eighty-one million, two hundred forty-three thousand, nine hundred fifty-two".