1068651388503 has 12 divisors (see below), whose sum is σ = 1549757395368. Its totient is φ = 709595874000.

The previous prime is 1068651388501. The next prime is 1068651388507. The reversal of 1068651388503 is 3058831568601.

1068651388503 is a `hidden beast` number, since 1 + 0 + 6 + 8 + 6 + 51 + 3 + 88 + 503 = 666.

It is not a de Polignac number, because 1068651388503 - 2¹ = 1068651388501 is a prime.

It is a super-2 number, since 2×1068651388503² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1068651388503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068651388501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236529700 + ... + 236534217.

It is an arithmetic number, because the mean of its divisors is an integer number (129146449614).

Almost surely, 2^{1068651388503} is an apocalyptic number.

1068651388503 is a deficient number, since it is larger than the sum of its proper divisors (481106006865).

1068651388503 is a wasteful number, since it uses less digits than its factorization.

1068651388503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473064174 (or 473064171 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 1068651388503 in words is "one trillion, sixty-eight billion, six hundred fifty-one million, three hundred eighty-eight thousand, five hundred three".