33030340140 has 96 divisors (see below), whose sum is σ = 106139658240. Its totient is φ = 7518180096.

The previous prime is 33030340121. The next prime is 33030340141. The reversal of 33030340140 is 4104303033.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (33030340141) 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 31 ways as a sum of consecutive naturals, for example, 64147 + ... + 264906.

It is an arithmetic number, because the mean of its divisors is an integer number (1105621440).

Almost surely, 2^33030340140 is an apocalyptic number.

33030340140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33030340140 is an abundant number, since it is smaller than the sum of its proper divisors (73109318100).

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

33030340140 is a wasteful number, since it uses less digits than its factorization.

33030340140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329311 (or 329309 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33030340140 its reverse (4104303033), we get a palindrome (37134643173).

The spelling of 33030340140 in words is "thirty-three billion, thirty million, three hundred forty thousand, one hundred forty".