33689069994 has 16 divisors (see below), whose sum is σ = 69021509760. Its totient is φ = 10955795040.

The previous prime is 33689069989. The next prime is 33689070061. The reversal of 33689069994 is 49996098633.

It is a super-2 number, since 2×33689069994² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68473474 + ... + 68473965.

It is an arithmetic number, because the mean of its divisors is an integer number (4313844360).

Almost surely, 2^33689069994 is an apocalyptic number.

33689069994 is an abundant number, since it is smaller than the sum of its proper divisors (35332439766).

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

33689069994 is a wasteful number, since it uses less digits than its factorization.

33689069994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136947485.

The product of its (nonzero) digits is 68024448, while the sum is 66.

The spelling of 33689069994 in words is "thirty-three billion, six hundred eighty-nine million, sixty-nine thousand, nine hundred ninety-four".