33669508985616 has 160 divisors (see below), whose sum is σ = 101306545966080. Its totient is φ = 9436558514688.

The previous prime is 33669508985611. The next prime is 33669508985653. The reversal of 33669508985616 is 61658980596633.

It is a super-2 number, since 2×33669508985616² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33669508985611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7439370 + ... + 11076246.

It is an arithmetic number, because the mean of its divisors is an integer number (633165912288).

Almost surely, 2^{33669508985616} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33669508985616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50653272983040).

33669508985616 is an abundant number, since it is smaller than the sum of its proper divisors (67637036980464).

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

33669508985616 is a wasteful number, since it uses less digits than its factorization.

33669508985616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3637421 (or 3637415 counting only the distinct ones).

The product of its (nonzero) digits is 1511654400, while the sum is 75.

The spelling of 33669508985616 in words is "thirty-three trillion, six hundred sixty-nine billion, five hundred eight million, nine hundred eighty-five thousand, six hundred sixteen".