1887000225920 has 32 divisors (see below), whose sum is σ = 4511109916620. Its totient is φ = 754800090112.

The previous prime is 1887000225917. The next prime is 1887000225967. The reversal of 1887000225920 is 295220007881.

It can be written as a sum of positive squares in 2 ways, for example, as 1775481630784 + 111518595136 = 1332472^2 + 333944^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1474218287 + ... + 1474219566.

Almost surely, 2^{1887000225920} is an apocalyptic number.

1887000225920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1887000225920 is an abundant number, since it is smaller than the sum of its proper divisors (2624109690700).

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

1887000225920 is an equidigital number, since it uses as much as digits as its factorization.

1887000225920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948437872 (or 2948437860 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 1887000225920 in words is "one trillion, eight hundred eighty-seven billion, two hundred twenty-five thousand, nine hundred twenty".