2054660066 has 8 divisors (see below), whose sum is σ = 3084381264. Its totient is φ = 1026532980.

The previous prime is 2054660059. The next prime is 2054660077. The reversal of 2054660066 is 6600664502.

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

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, 395300 + ... + 400463.

It is an arithmetic number, because the mean of its divisors is an integer number (385547658).

Almost surely, 2^2054660066 is an apocalyptic number.

2054660066 is a deficient number, since it is larger than the sum of its proper divisors (1029721198).

2054660066 is a wasteful number, since it uses less digits than its factorization.

2054660066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797056.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2054660066 is about 45328.3582980897. The cubic root of 2054660066 is about 1271.2959400415.

The spelling of 2054660066 in words is "two billion, fifty-four million, six hundred sixty thousand, sixty-six".