33386686904 has 16 divisors (see below), whose sum is σ = 62914614000. Its totient is φ = 16609456512.

The previous prime is 33386686867. The next prime is 33386686913. The reversal of 33386686904 is 40968668333.

It is a super-2 number, since 2×33386686904² (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 33386686904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10484177 + ... + 10487360.

It is an arithmetic number, because the mean of its divisors is an integer number (3932163375).

Almost surely, 2^33386686904 is an apocalyptic number.

It is an amenable number.

33386686904 is a deficient number, since it is larger than the sum of its proper divisors (29527927096).

33386686904 is a wasteful number, since it uses less digits than its factorization.

33386686904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20971742 (or 20971738 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 56.

The spelling of 33386686904 in words is "thirty-three billion, three hundred eighty-six million, six hundred eighty-six thousand, nine hundred four".