1120921375680 has 168 divisors, whose sum is σ = 3855958286544. Its totient is φ = 298877030400.

The previous prime is 1120921375669. The next prime is 1120921375727. The reversal of 1120921375680 is 865731290211.

1120921375680 is a `hidden beast` number, since 11 + 20 + 9 + 21 + 37 + 568 + 0 = 666.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 32155060 + ... + 32189900.

It is an arithmetic number, because the mean of its divisors is an integer number (22952132658).

Almost surely, 2^{1120921375680} is an apocalyptic number.

1120921375680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120921375680 is an abundant number, since it is smaller than the sum of its proper divisors (2735036910864).

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

1120921375680 is a wasteful number, since it uses less digits than its factorization.

1120921375680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46035 (or 46022 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 1120921375680 in words is "one trillion, one hundred twenty billion, nine hundred twenty-one million, three hundred seventy-five thousand, six hundred eighty".