1178848555920 has 480 divisors, whose sum is σ = 4738425149952. Its totient is φ = 256798384128.

The previous prime is 1178848555909. The next prime is 1178848555939. The reversal of 1178848555920 is 295558488711.

1178848555920 is a `hidden beast` number, since 1 + 1 + 7 + 88 + 485 + 5 + 59 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 32091484 + ... + 32128196.

Almost surely, 2^{1178848555920} is an apocalyptic number.

1178848555920 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 1178848555920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2369212574976).

1178848555920 is an abundant number, since it is smaller than the sum of its proper divisors (3559576594032).

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

1178848555920 is a wasteful number, since it uses less digits than its factorization.

1178848555920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37039 (or 37030 counting only the distinct ones).

The product of its (nonzero) digits is 32256000, while the sum is 63.

The spelling of 1178848555920 in words is "one trillion, one hundred seventy-eight billion, eight hundred forty-eight million, five hundred fifty-five thousand, nine hundred twenty".