1194888132864 has 180 divisors, whose sum is σ = 3564338515584. Its totient is φ = 398139743232.

The previous prime is 1194888132839. The next prime is 1194888132869. The reversal of 1194888132864 is 4682318884911.

1194888132864 is a `hidden beast` number, since 1 + 19 + 488 + 8 + 132 + 8 + 6 + 4 = 666.

It is a super-2 number, since 2×1194888132864² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1194888132869) 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 19 ways as a sum of consecutive naturals, for example, 60684429 + ... + 60704115.

Almost surely, 2^{1194888132864} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1194888132864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782169257792).

1194888132864 is an abundant number, since it is smaller than the sum of its proper divisors (2369450382720).

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

1194888132864 is an equidigital number, since it uses as much as digits as its factorization.

1194888132864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22642 (or 22619 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 63.

The spelling of 1194888132864 in words is "one trillion, one hundred ninety-four billion, eight hundred eighty-eight million, one hundred thirty-two thousand, eight hundred sixty-four".