33368519989 has 16 divisors (see below), whose sum is σ = 40756099968. Its totient is φ = 26667551232.

The previous prime is 33368519971. The next prime is 33368519993. The reversal of 33368519989 is 98991586333.

It is not a de Polignac number, because 33368519989 - 2⁵ = 33368519957 is a prime.

It is a super-2 number, since 2×33368519989² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33368519989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33368519909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1297584 + ... + 1323049.

It is an arithmetic number, because the mean of its divisors is an integer number (2547256248).

Almost surely, 2^33368519989 is an apocalyptic number.

It is an amenable number.

33368519989 is a deficient number, since it is larger than the sum of its proper divisors (7387579979).

33368519989 is a wasteful number, since it uses less digits than its factorization.

33368519989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620764.

The product of its digits is 37791360, while the sum is 64.

The spelling of 33368519989 in words is "thirty-three billion, three hundred sixty-eight million, five hundred nineteen thousand, nine hundred eighty-nine".