2189442606067 has 16 divisors (see below), whose sum is σ = 2244139693920. Its totient is φ = 2135350509568.

The previous prime is 2189442606037. The next prime is 2189442606073. The reversal of 2189442606067 is 7606062449812.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2189442606067 is a prime.

It is a super-3 number, since 3×2189442606067³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2189442605999 and 2189442606017.

It is not an unprimeable number, because it can be changed into a prime (2189442606037) 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, 13637043 + ... + 13796659.

It is an arithmetic number, because the mean of its divisors is an integer number (140258730870).

Almost surely, 2^{2189442606067} is an apocalyptic number.

2189442606067 is a deficient number, since it is larger than the sum of its proper divisors (54697087853).

2189442606067 is a wasteful number, since it uses less digits than its factorization.

2189442606067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161510.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 2189442606067 in words is "two trillion, one hundred eighty-nine billion, four hundred forty-two million, six hundred six thousand, sixty-seven".