33330011998 has 8 divisors (see below), whose sum is σ = 50071582008. Its totient is φ = 16639484664.

The previous prime is 33330011933. The next prime is 33330012029. The reversal of 33330011998 is 89911003333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33330011998² (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 33330011998.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12759036 + ... + 12761647.

It is an arithmetic number, because the mean of its divisors is an integer number (6258947751).

Almost surely, 2^33330011998 is an apocalyptic number.

33330011998 is a deficient number, since it is larger than the sum of its proper divisors (16741570010).

33330011998 is a wasteful number, since it uses less digits than its factorization.

33330011998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25521338.

The product of its (nonzero) digits is 52488, while the sum is 40.

The spelling of 33330011998 in words is "thirty-three billion, three hundred thirty million, eleven thousand, nine hundred ninety-eight".