1668183366 has 32 divisors (see below), whose sum is σ = 3420933120. Its totient is φ = 542019744.

The previous prime is 1668183347. The next prime is 1668183373. The reversal of 1668183366 is 6633818661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124971 + ... + 137673.

It is an arithmetic number, because the mean of its divisors is an integer number (106904160).

Almost surely, 2^1668183366 is an apocalyptic number.

1668183366 is an abundant number, since it is smaller than the sum of its proper divisors (1752749754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1668183366 is a wasteful number, since it uses less digits than its factorization.

1668183366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13260.

The product of its digits is 746496, while the sum is 48.

The square root of 1668183366 is about 40843.4005195454. The cubic root of 1668183366 is about 1185.9906416361.

The spelling of 1668183366 in words is "one billion, six hundred sixty-eight million, one hundred eighty-three thousand, three hundred sixty-six".