2009069166 has 32 divisors (see below), whose sum is σ = 4329013248. Its totient is φ = 617919840.

The previous prime is 2009069123. The next prime is 2009069233. The reversal of 2009069166 is 6619609002.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287251 + ... + 294161.

It is an arithmetic number, because the mean of its divisors is an integer number (135281664).

Almost surely, 2^2009069166 is an apocalyptic number.

2009069166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2009069166 is an abundant number, since it is smaller than the sum of its proper divisors (2319944082).

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

2009069166 is a wasteful number, since it uses less digits than its factorization.

2009069166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10656.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 2009069166 is about 44822.6412207045. The cubic root of 2009069166 is about 1261.8225840878.

The spelling of 2009069166 in words is "two billion, nine million, sixty-nine thousand, one hundred sixty-six".