33311324140 has 24 divisors (see below), whose sum is σ = 69961922352. Its totient is φ = 13322978880.

The previous prime is 33311324129. The next prime is 33311324147. The reversal of 33311324140 is 4142311333.

It is a super-2 number, since 2×33311324140² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33311324147) 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 7 ways as a sum of consecutive naturals, for example, 87802 + ... + 272638.

It is an arithmetic number, because the mean of its divisors is an integer number (2915080098).

Almost surely, 2^33311324140 is an apocalyptic number.

It is an amenable number.

33311324140 is an abundant number, since it is smaller than the sum of its proper divisors (36650598212).

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

33311324140 is a wasteful number, since it uses less digits than its factorization.

33311324140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193857 (or 193855 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 33311324140 its reverse (4142311333), we get a palindrome (37453635473).

The spelling of 33311324140 in words is "thirty-three billion, three hundred eleven million, three hundred twenty-four thousand, one hundred forty".