1168668732558 has 16 divisors (see below), whose sum is σ = 2337348119760. Its totient is φ = 389554468416.

The previous prime is 1168668732557. The next prime is 1168668732599. The reversal of 1168668732558 is 8552378668611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168668732557) 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, 2129466 + ... + 2621442.

It is an arithmetic number, because the mean of its divisors is an integer number (146084257485).

Almost surely, 2^{1168668732558} is an apocalyptic number.

1168668732558 is an abundant number, since it is smaller than the sum of its proper divisors (1168679387202).

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

1168668732558 is a wasteful number, since it uses less digits than its factorization.

1168668732558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887891.

The product of its digits is 116121600, while the sum is 66.

The spelling of 1168668732558 in words is "one trillion, one hundred sixty-eight billion, six hundred sixty-eight million, seven hundred thirty-two thousand, five hundred fifty-eight".