1345325446664 has 16 divisors (see below), whose sum is σ = 2655247592400. Its totient is φ = 637259422032.

The previous prime is 1345325446649. The next prime is 1345325446667. The reversal of 1345325446664 is 4666445235431.

It is a super-2 number, since 2×1345325446664² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345325446667) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4425412502 + ... + 4425412805.

It is an arithmetic number, because the mean of its divisors is an integer number (165952974525).

Almost surely, 2^{1345325446664} is an apocalyptic number.

It is an amenable number.

1345325446664 is a deficient number, since it is larger than the sum of its proper divisors (1309922145736).

1345325446664 is a wasteful number, since it uses less digits than its factorization.

1345325446664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8850825332 (or 8850825328 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 53.

The spelling of 1345325446664 in words is "one trillion, three hundred forty-five billion, three hundred twenty-five million, four hundred forty-six thousand, six hundred sixty-four".