1068279347776 has 21 divisors (see below), whose sum is σ = 2119883238889. Its totient is φ = 534135539584.

The previous prime is 1068279347677. The next prime is 1068279347791. The reversal of 1068279347776 is 6777439728601.

The square root of 1068279347776 is 1033576.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 837664257600 + 230615090176 = 915240^2 + 480224^2 .

It is a super-2 number, since 2×1068279347776² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 8204010 + ... + 8333206.

Almost surely, 2^{1068279347776} is an apocalyptic number.

1068279347776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1068279347776 is the 1033576-th square number.

It is an amenable number.

1068279347776 is a deficient number, since it is larger than the sum of its proper divisors (1051603891113).

1068279347776 is an frugal number, since it uses more digits than its factorization.

1068279347776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258406 (or 129199 counting only the distinct ones).

The product of its (nonzero) digits is 149361408, while the sum is 67.

The spelling of 1068279347776 in words is "one trillion, sixty-eight billion, two hundred seventy-nine million, three hundred forty-seven thousand, seven hundred seventy-six".