1081664347208 has 16 divisors (see below), whose sum is σ = 2044090106880. Its totient is φ = 536573652048.

The previous prime is 1081664347147. The next prime is 1081664347223. The reversal of 1081664347208 is 8027434661801.

It is an unprimeable number.

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, 532314116 + ... + 532316147.

It is an arithmetic number, because the mean of its divisors is an integer number (127755631680).

Almost surely, 2^{1081664347208} is an apocalyptic number.

It is an amenable number.

1081664347208 is a deficient number, since it is larger than the sum of its proper divisors (962425759672).

1081664347208 is a wasteful number, since it uses less digits than its factorization.

1081664347208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064630396 (or 1064630392 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 1081664347208 in words is "one trillion, eighty-one billion, six hundred sixty-four million, three hundred forty-seven thousand, two hundred eight".