1168564656800 has 36 divisors (see below), whose sum is σ = 2852758470366. Its totient is φ = 467425862400.

The previous prime is 1168564656761. The next prime is 1168564656823. The reversal of 1168564656800 is 86564658611.

It can be written as a sum of positive squares in 3 ways, for example, as 1122506346256 + 46058310544 = 1059484^2 + 214612^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 730352111 + ... + 730353710.

Almost surely, 2^{1168564656800} is an apocalyptic number.

1168564656800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1168564656800 is an abundant number, since it is smaller than the sum of its proper divisors (1684193813566).

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

1168564656800 is a wasteful number, since it uses less digits than its factorization.

1168564656800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460705841 (or 1460705828 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 56.

The spelling of 1168564656800 in words is "one trillion, one hundred sixty-eight billion, five hundred sixty-four million, six hundred fifty-six thousand, eight hundred".