1180800063920 has 20 divisors (see below), whose sum is σ = 2745360148800. Its totient is φ = 472320025536.

The previous prime is 1180800063869. The next prime is 1180800063941. The reversal of 1180800063920 is 293600080811.

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 7380000320 + ... + 7380000479.

It is an arithmetic number, because the mean of its divisors is an integer number (137268007440).

Almost surely, 2^{1180800063920} is an apocalyptic number.

1180800063920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1180800063920 is an abundant number, since it is smaller than the sum of its proper divisors (1564560084880).

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

1180800063920 is a wasteful number, since it uses less digits than its factorization.

1180800063920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14760000812 (or 14760000806 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 1180800063920 in words is "one trillion, one hundred eighty billion, eight hundred million, sixty-three thousand, nine hundred twenty".