33680735011 has 12 divisors (see below), whose sum is σ = 42741415800. Its totient is φ = 26244728160.

The previous prime is 33680735003. The next prime is 33680735041. The reversal of 33680735011 is 11053708633.

It is a happy number.

It is not a de Polignac number, because 33680735011 - 2³ = 33680735003 is a prime.

It is a super-2 number, since 2×33680735011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33680735041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31243186 + ... + 31244263.

It is an arithmetic number, because the mean of its divisors is an integer number (3561784650).

Almost surely, 2^33680735011 is an apocalyptic number.

33680735011 is a deficient number, since it is larger than the sum of its proper divisors (9060680789).

33680735011 is a wasteful number, since it uses less digits than its factorization.

33680735011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62487474 (or 62487467 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 33680735011 in words is "thirty-three billion, six hundred eighty million, seven hundred thirty-five thousand, eleven".