1087794081800 has 24 divisors (see below), whose sum is σ = 2529121240650. Its totient is φ = 435117632640.

The previous prime is 1087794081799. The next prime is 1087794081823. The reversal of 1087794081800 is 81804977801.

It can be written as a sum of positive squares in 3 ways, for example, as 774621775876 + 313172305924 = 880126^2 + 559618^2 .

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 5 ways as a sum of consecutive naturals, for example, 2719485005 + ... + 2719485404.

Almost surely, 2^{1087794081800} is an apocalyptic number.

1087794081800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1087794081800 is an abundant number, since it is smaller than the sum of its proper divisors (1441327158850).

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

1087794081800 is a wasteful number, since it uses less digits than its factorization.

1087794081800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5438970425 (or 5438970416 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 53.

The spelling of 1087794081800 in words is "one trillion, eighty-seven billion, seven hundred ninety-four million, eighty-one thousand, eight hundred".