1180998475776 has 1008 divisors, whose sum is σ = 4199591482944. Its totient is φ = 325066162176.

The previous prime is 1180998475729. The next prime is 1180998475807. The reversal of 1180998475776 is 6775748990811.

1180998475776 is a `hidden beast` number, since 1 + 1 + 8 + 0 + 9 + 9 + 8 + 47 + 577 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (1008).

It is a Harshad number since it is a multiple of its sum of digits (72).

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 71 ways as a sum of consecutive naturals, for example, 16178061276 + ... + 16178061348.

Almost surely, 2^{1180998475776} is an apocalyptic number.

1180998475776 is a gapful number since it is divisible by the number (16) 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 1180998475776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2099795741472).

1180998475776 is an abundant number, since it is smaller than the sum of its proper divisors (3018593007168).

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

1180998475776 is an frugal number, since it uses more digits than its factorization.

1180998475776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 213373440, while the sum is 72.

The spelling of 1180998475776 in words is "one trillion, one hundred eighty billion, nine hundred ninety-eight million, four hundred seventy-five thousand, seven hundred seventy-six".