2011067161566 has 8 divisors (see below), whose sum is σ = 4022134323144. Its totient is φ = 670355720520.

The previous prime is 2011067161531. The next prime is 2011067161589. The reversal of 2011067161566 is 6651617601102.

It is a happy number.

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

2011067161566 is an admirable number.

It is a super-2 number, since 2×2011067161566² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167588930125 + ... + 167588930136.

It is an arithmetic number, because the mean of its divisors is an integer number (502766790393).

Almost surely, 2^{2011067161566} is an apocalyptic number.

2011067161566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011067161566 is a wasteful number, since it uses less digits than its factorization.

2011067161566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335177860266.

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 2011067161566 in words is "two trillion, eleven billion, sixty-seven million, one hundred sixty-one thousand, five hundred sixty-six".