2055164666 has 8 divisors (see below), whose sum is σ = 3084130560. Its totient is φ = 1027121148.

The previous prime is 2055164653. The next prime is 2055164669. The reversal of 2055164666 is 6664615502.

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

It is not an unprimeable number, because it can be changed into a prime (2055164669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224996 + ... + 233951.

It is an arithmetic number, because the mean of its divisors is an integer number (385516320).

Almost surely, 2^2055164666 is an apocalyptic number.

2055164666 is a deficient number, since it is larger than the sum of its proper divisors (1028965894).

2055164666 is a wasteful number, since it uses less digits than its factorization.

2055164666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461188.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 2055164666 is about 45333.9240084068. The cubic root of 2055164666 is about 1271.4000032285.

The spelling of 2055164666 in words is "two billion, fifty-five million, one hundred sixty-four thousand, six hundred sixty-six".