33240313344 has 160 divisors (see below), whose sum is σ = 106532110080. Its totient is φ = 8997322752.

The previous prime is 33240313331. The next prime is 33240313361. The reversal of 33240313344 is 44331304233.

It is a super-2 number, since 2×33240313344² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122932 + ... + 285644.

It is an arithmetic number, because the mean of its divisors is an integer number (665825688).

Almost surely, 2^33240313344 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 33240313344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53266055040).

33240313344 is an abundant number, since it is smaller than the sum of its proper divisors (73291796736).

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

33240313344 is a wasteful number, since it uses less digits than its factorization.

33240313344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162760 (or 162744 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 33240313344 its reverse (44331304233), we get a palindrome (77571617577).

The spelling of 33240313344 in words is "thirty-three billion, two hundred forty million, three hundred thirteen thousand, three hundred forty-four".