1189093230864 has 1600 divisors, whose sum is σ = 4681363230720. Its totient is φ = 284526950400.

The previous prime is 1189093230851. The next prime is 1189093230869. The reversal of 1189093230864 is 4680323909811.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1189093230864.

It is not an unprimeable number, because it can be changed into a prime (1189093230869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 16288948332 + ... + 16288948404.

Almost surely, 2^{1189093230864} is an apocalyptic number.

1189093230864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1189093230864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2340681615360).

1189093230864 is an abundant number, since it is smaller than the sum of its proper divisors (3492269999856).

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

1189093230864 is a wasteful number, since it uses less digits than its factorization.

1189093230864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 1189093230864 in words is "one trillion, one hundred eighty-nine billion, ninety-three million, two hundred thirty thousand, eight hundred sixty-four".