33684544134 has 48 divisors (see below), whose sum is σ = 73843380000. Its totient is φ = 11096604288.

The previous prime is 33684544111. The next prime is 33684544139. The reversal of 33684544134 is 43144548633.

33684544134 is a `hidden beast` number, since 3 + 3 + 68 + 454 + 4 + 134 = 666.

It is a super-2 number, since 2×33684544134² (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 33684544134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33684544139) 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 23 ways as a sum of consecutive naturals, for example, 502162 + ... + 565274.

It is an arithmetic number, because the mean of its divisors is an integer number (1538403750).

Almost surely, 2^33684544134 is an apocalyptic number.

33684544134 is an abundant number, since it is smaller than the sum of its proper divisors (40158835866).

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

33684544134 is a wasteful number, since it uses less digits than its factorization.

33684544134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63469 (or 63466 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 33684544134 in words is "thirty-three billion, six hundred eighty-four million, five hundred forty-four thousand, one hundred thirty-four".