1168538131384 has 32 divisors (see below), whose sum is σ = 2359723368240. Its totient is φ = 539285241600.

The previous prime is 1168538131373. The next prime is 1168538131391. The reversal of 1168538131384 is 4831318358611.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013524 + ... + 1834204.

Almost surely, 2^{1168538131384} is an apocalyptic number.

It is an amenable number.

1168538131384 is an abundant number, since it is smaller than the sum of its proper divisors (1191185236856).

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

1168538131384 is a wasteful number, since it uses less digits than its factorization.

1168538131384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834391 (or 834387 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 52.

The spelling of 1168538131384 in words is "one trillion, one hundred sixty-eight billion, five hundred thirty-eight million, one hundred thirty-one thousand, three hundred eighty-four".