33452031340 has 96 divisors (see below), whose sum is σ = 86896051200. Its totient is φ = 10533701376.

The previous prime is 33452031329. The next prime is 33452031343. The reversal of 33452031340 is 4313025433.

It is a super-2 number, since 2×33452031340² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 33452031299 and 33452031308.

It is not an unprimeable number, because it can be changed into a prime (33452031343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315999 + ... + 408361.

It is an arithmetic number, because the mean of its divisors is an integer number (905167200).

Almost surely, 2^33452031340 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 33452031340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43448025600).

33452031340 is an abundant number, since it is smaller than the sum of its proper divisors (53444019860).

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

33452031340 is a wasteful number, since it uses less digits than its factorization.

33452031340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92591 (or 92589 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 33452031340 its reverse (4313025433), we get a palindrome (37765056773).

The spelling of 33452031340 in words is "thirty-three billion, four hundred fifty-two million, thirty-one thousand, three hundred forty".