1189480723200 has 3402 divisors, whose sum is σ = 5775398145132. Its totient is φ = 241416806400.

The previous prime is 1189480723147. The next prime is 1189480723271. The reversal of 1189480723200 is 23270849811.

It is a happy number.

1189480723200 is a `hidden beast` number, since 1 + 1 + 89 + 480 + 72 + 3 + 20 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3402).

It is a Harshad number since it is a multiple of its sum of digits (45).

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 377 ways as a sum of consecutive naturals, for example, 27662342379 + ... + 27662342421.

Almost surely, 2^{1189480723200} is an apocalyptic number.

1189480723200 is a gapful number since it is divisible by the number (10) 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 1189480723200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2887699072566).

1189480723200 is an abundant number, since it is smaller than the sum of its proper divisors (4585917421932).

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

1189480723200 is an equidigital number, since it uses as much as digits as its factorization.

1189480723200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 1189480723200 in words is "one trillion, one hundred eighty-nine billion, four hundred eighty million, seven hundred twenty-three thousand, two hundred".