1168668732493 has 8 divisors (see below), whose sum is σ = 1169569692288. Its totient is φ = 1167767991984.

The previous prime is 1168668732457. The next prime is 1168668732499. The reversal of 1168668732493 is 3942378668611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1168668732493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168668732499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11540880 + ... + 11641702.

It is an arithmetic number, because the mean of its divisors is an integer number (146196211536).

Almost surely, 2^{1168668732493} is an apocalyptic number.

It is an amenable number.

1168668732493 is a deficient number, since it is larger than the sum of its proper divisors (900959795).

1168668732493 is a wasteful number, since it uses less digits than its factorization.

1168668732493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109643.

The product of its digits is 62705664, while the sum is 64.

The spelling of 1168668732493 in words is "one trillion, one hundred sixty-eight billion, six hundred sixty-eight million, seven hundred thirty-two thousand, four hundred ninety-three".