33390640110664 has 32 divisors (see below), whose sum is σ = 63490363410240. Its totient is φ = 16459884817600.

The previous prime is 33390640110599. The next prime is 33390640110673. The reversal of 33390640110664 is 46601104609333.

It is a super-2 number, since 2×33390640110664² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33758919 + ... + 34733929.

It is an arithmetic number, because the mean of its divisors is an integer number (1984073856570).

Almost surely, 2^{33390640110664} is an apocalyptic number.

It is an amenable number.

33390640110664 is a deficient number, since it is larger than the sum of its proper divisors (30099723299576).

33390640110664 is a wasteful number, since it uses less digits than its factorization.

33390640110664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035381 (or 1035377 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 46.

Adding to 33390640110664 its reverse (46601104609333), we get a palindrome (79991744719997).

The spelling of 33390640110664 in words is "thirty-three trillion, three hundred ninety billion, six hundred forty million, one hundred ten thousand, six hundred sixty-four".