351316652666 has 16 divisors (see below), whose sum is σ = 602286287040. Its totient is φ = 150556987680.

The previous prime is 351316652627. The next prime is 351316652671. The reversal of 351316652666 is 666256613153.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303011 + ... + 891318.

It is an arithmetic number, because the mean of its divisors is an integer number (37642892940).

Almost surely, 2^351316652666 is an apocalyptic number.

351316652666 is a deficient number, since it is larger than the sum of its proper divisors (250969634374).

351316652666 is a wasteful number, since it uses less digits than its factorization.

351316652666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215349.

The product of its digits is 3499200, while the sum is 50.

The spelling of 351316652666 in words is "three hundred fifty-one billion, three hundred sixteen million, six hundred fifty-two thousand, six hundred sixty-six".