33640067334 has 16 divisors (see below), whose sum is σ = 67284353088. Its totient is φ = 11212652712.

The previous prime is 33640067299. The next prime is 33640067387. The reversal of 33640067334 is 43376004633.

It is a super-2 number, since 2×33640067334² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33640067292 and 33640067301.

It is a congruent 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, 66912 + ... + 267875.

It is an arithmetic number, because the mean of its divisors is an integer number (4205272068).

Almost surely, 2^33640067334 is an apocalyptic number.

33640067334 is an abundant number, since it is smaller than the sum of its proper divisors (33644285754).

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

33640067334 is a wasteful number, since it uses less digits than its factorization.

33640067334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351539.

The product of its (nonzero) digits is 326592, while the sum is 39.

The spelling of 33640067334 in words is "thirty-three billion, six hundred forty million, sixty-seven thousand, three hundred thirty-four".