1189239342968 has 48 divisors (see below), whose sum is σ = 2339852574120. Its totient is φ = 566239007808.

The previous prime is 1189239342961. The next prime is 1189239342979. The reversal of 1189239342968 is 8692439329811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189239342961) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 255530 + ... + 1563257.

Almost surely, 2^{1189239342968} is an apocalyptic number.

It is an amenable number.

1189239342968 is a deficient number, since it is larger than the sum of its proper divisors (1150613231152).

1189239342968 is a wasteful number, since it uses less digits than its factorization.

1189239342968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818924 (or 1818873 counting only the distinct ones).

The product of its digits is 40310784, while the sum is 65.

The spelling of 1189239342968 in words is "one trillion, one hundred eighty-nine billion, two hundred thirty-nine million, three hundred forty-two thousand, nine hundred sixty-eight".