1329676766 has 16 divisors (see below), whose sum is σ = 2202052608. Its totient is φ = 597115800.

The previous prime is 1329676703. The next prime is 1329676793. The reversal of 1329676766 is 6676769231.

It is a congruent number.

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, 362270 + ... + 365921.

It is an arithmetic number, because the mean of its divisors is an integer number (137628288).

Almost surely, 2^1329676766 is an apocalyptic number.

1329676766 is a deficient number, since it is larger than the sum of its proper divisors (872375842).

1329676766 is a wasteful number, since it uses less digits than its factorization.

1329676766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728287.

The product of its digits is 3429216, while the sum is 53.

The square root of 1329676766 is about 36464.7331815276. The cubic root of 1329676766 is about 1099.6353518604.

The spelling of 1329676766 in words is "one billion, three hundred twenty-nine million, six hundred seventy-six thousand, seven hundred sixty-six".