1346666668 has 12 divisors (see below), whose sum is σ = 2360490552. Its totient is φ = 672240800.

The previous prime is 1346666663. The next prime is 1346666669. The reversal of 1346666668 is 8666666431.

It is a super-2 number, since 2×1346666668² = 3627022229404444448, which contains 22 as substring.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1346666663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270358 + ... + 275293.

It is an arithmetic number, because the mean of its divisors is an integer number (196707546).

Almost surely, 2^1346666668 is an apocalyptic number.

It is an amenable number.

1346666668 is a deficient number, since it is larger than the sum of its proper divisors (1013823884).

1346666668 is a wasteful number, since it uses less digits than its factorization.

1346666668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546272 (or 546270 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 52.

The square root of 1346666668 is about 36696.9572035612. The cubic root of 1346666668 is about 1104.2990628481.

The spelling of 1346666668 in words is "one billion, three hundred forty-six million, six hundred sixty-six thousand, six hundred sixty-eight".