1178450544432 has 160 divisors (see below), whose sum is σ = 3580903378944. Its totient is φ = 327002860800.

The previous prime is 1178450544379. The next prime is 1178450544463. The reversal of 1178450544432 is 2344450548711.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1229707 + ... + 1966997.

Almost surely, 2^{1178450544432} is an apocalyptic number.

1178450544432 is a gapful number since it is divisible by the number (12) 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 1178450544432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1790451689472).

1178450544432 is an abundant number, since it is smaller than the sum of its proper divisors (2402452834512).

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

1178450544432 is a wasteful number, since it uses less digits than its factorization.

1178450544432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737447 (or 737441 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 48.

The spelling of 1178450544432 in words is "one trillion, one hundred seventy-eight billion, four hundred fifty million, five hundred forty-four thousand, four hundred thirty-two".