33612735140 has 24 divisors (see below), whose sum is σ = 71480250240. Its totient is φ = 13274902368.

The previous prime is 33612735127. The next prime is 33612735151. The reversal of 33612735140 is 4153721633.

It is a super-2 number, since 2×33612735140² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33612735140.

It is an unprimeable number.

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, 10635362 + ... + 10638521.

It is an arithmetic number, because the mean of its divisors is an integer number (2978343760).

Almost surely, 2^33612735140 is an apocalyptic number.

It is an amenable number.

33612735140 is an abundant number, since it is smaller than the sum of its proper divisors (37867515100).

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

33612735140 is a wasteful number, since it uses less digits than its factorization.

33612735140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21273971 (or 21273969 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The spelling of 33612735140 in words is "thirty-three billion, six hundred twelve million, seven hundred thirty-five thousand, one hundred forty".