2066161067 has 8 divisors (see below), whose sum is σ = 2190456192. Its totient is φ = 1945468800.

The previous prime is 2066161003. The next prime is 2066161103. The reversal of 2066161067 is 7601616602.

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

It is a cyclic number.

It is not a de Polignac number, because 2066161067 - 2⁶ = 2066161003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066167067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 899534 + ... + 901827.

It is an arithmetic number, because the mean of its divisors is an integer number (273807024).

Almost surely, 2^2066161067 is an apocalyptic number.

2066161067 is a deficient number, since it is larger than the sum of its proper divisors (124295125).

2066161067 is a wasteful number, since it uses less digits than its factorization.

2066161067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801429.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2066161067 is about 45455.0444615336. The cubic root of 2066161067 is about 1273.6635627713.

Adding to 2066161067 its reverse (7601616602), we get a palindrome (9667777669).

The spelling of 2066161067 in words is "two billion, sixty-six million, one hundred sixty-one thousand, sixty-seven".