33312366664 has 48 divisors (see below), whose sum is σ = 68787385920. Its totient is φ = 15093444960.

The previous prime is 33312366623. The next prime is 33312366667. The reversal of 33312366664 is 46666321333.

It is a super-2 number, since 2×33312366664² (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 33312366664.

It is not an unprimeable number, because it can be changed into a prime (33312366667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184332 + ... + 317179.

It is an arithmetic number, because the mean of its divisors is an integer number (1433070540).

Almost surely, 2^33312366664 is an apocalyptic number.

It is an amenable number.

33312366664 is an abundant number, since it is smaller than the sum of its proper divisors (35475019256).

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

33312366664 is a wasteful number, since it uses less digits than its factorization.

33312366664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501578 (or 501555 counting only the distinct ones).

The product of its digits is 839808, while the sum is 43.

Adding to 33312366664 its reverse (46666321333), we get a palindrome (79978687997).

The spelling of 33312366664 in words is "thirty-three billion, three hundred twelve million, three hundred sixty-six thousand, six hundred sixty-four".