2002666066216 has 32 divisors (see below), whose sum is σ = 3987273465000. Its totient is φ = 939730692096.

The previous prime is 2002666066201. The next prime is 2002666066243. The reversal of 2002666066216 is 6126606662002.

It can be written as a sum of positive squares in 4 ways, for example, as 1906470562500 + 96195503716 = 1380750^2 + 310154^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21049221 + ... + 21144148.

Almost surely, 2^{2002666066216} is an apocalyptic number.

It is an amenable number.

2002666066216 is a deficient number, since it is larger than the sum of its proper divisors (1984607398784).

2002666066216 is a wasteful number, since it uses less digits than its factorization.

2002666066216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42193741 (or 42193737 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 2002666066216 in words is "two trillion, two billion, six hundred sixty-six million, sixty-six thousand, two hundred sixteen".