33406306568 has 16 divisors (see below), whose sum is σ = 63130030080. Its totient is φ = 16571631888.

The previous prime is 33406306567. The next prime is 33406306579. The reversal of 33406306568 is 86560360433.

It is a super-2 number, since 2×33406306568² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (33406306567) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16439096 + ... + 16441127.

It is an arithmetic number, because the mean of its divisors is an integer number (3945626880).

Almost surely, 2^33406306568 is an apocalyptic number.

It is an amenable number.

33406306568 is a deficient number, since it is larger than the sum of its proper divisors (29723723512).

33406306568 is a wasteful number, since it uses less digits than its factorization.

33406306568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32880356 (or 32880352 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 33406306568 in words is "thirty-three billion, four hundred six million, three hundred six thousand, five hundred sixty-eight".