1334446668 has 18 divisors (see below), whose sum is σ = 3373184724. Its totient is φ = 444815544.

The previous prime is 1334446661. The next prime is 1334446697. The reversal of 1334446668 is 8666444331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1334446661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18533946 + ... + 18534017.

Almost surely, 2^1334446668 is an apocalyptic number.

1334446668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1334446668 is an abundant number, since it is smaller than the sum of its proper divisors (2038738056).

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

1334446668 is a wasteful number, since it uses less digits than its factorization.

1334446668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37067973 (or 37067968 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

The square root of 1334446668 is about 36530.0789487239. The cubic root of 1334446668 is about 1100.9486769108.

The spelling of 1334446668 in words is "one billion, three hundred thirty-four million, four hundred forty-six thousand, six hundred sixty-eight".