33609939982 has 16 divisors (see below), whose sum is σ = 51494356800. Its totient is φ = 16445248768.

The previous prime is 33609939967. The next prime is 33609939989. The reversal of 33609939982 is 28993990633.

It is a super-2 number, since 2×33609939982² (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 33609939982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33609939989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873894 + ... + 911542.

It is an arithmetic number, because the mean of its divisors is an integer number (3218397300).

Almost surely, 2^33609939982 is an apocalyptic number.

33609939982 is a deficient number, since it is larger than the sum of its proper divisors (17884416818).

33609939982 is a wasteful number, since it uses less digits than its factorization.

33609939982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47195.

The product of its (nonzero) digits is 17006112, while the sum is 61.

The spelling of 33609939982 in words is "thirty-three billion, six hundred nine million, nine hundred thirty-nine thousand, nine hundred eighty-two".