33675138812 has 24 divisors (see below), whose sum is σ = 68161731456. Its totient is φ = 14258319408.

The previous prime is 33675138803. The next prime is 33675138817. The reversal of 33675138812 is 21883157633.

It is a super-2 number, since 2×33675138812² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33675138817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7242758 + ... + 7247405.

It is an arithmetic number, because the mean of its divisors is an integer number (2840072144).

Almost surely, 2^33675138812 is an apocalyptic number.

It is an amenable number.

33675138812 is an abundant number, since it is smaller than the sum of its proper divisors (34486592644).

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

33675138812 is a wasteful number, since it uses less digits than its factorization.

33675138812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14490257 (or 14490255 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The spelling of 33675138812 in words is "thirty-three billion, six hundred seventy-five million, one hundred thirty-eight thousand, eight hundred twelve".