3520666666 has 32 divisors (see below), whose sum is σ = 5813385408. Its totient is φ = 1585837440.

The previous prime is 3520666631. The next prime is 3520666687. The reversal of 3520666666 is 6666660253.

3520666666 is a modest number, since divided by 66666 gives 35206 as remainder.

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, 1422406 + ... + 1424878.

It is an arithmetic number, because the mean of its divisors is an integer number (181668294).

Almost surely, 2^3520666666 is an apocalyptic number.

3520666666 is a deficient number, since it is larger than the sum of its proper divisors (2292718742).

3520666666 is a wasteful number, since it uses less digits than its factorization.

3520666666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046.

The product of its (nonzero) digits is 1399680, while the sum is 46.

The square root of 3520666666 is about 59335.2059573404. The cubic root of 3520666666 is about 1521.2770122995.

The spelling of 3520666666 in words is "three billion, five hundred twenty million, six hundred sixty-six thousand, six hundred sixty-six".