1828530918800 has 30 divisors (see below), whose sum is σ = 4393045533378. Its totient is φ = 731412367360.

The previous prime is 1828530918793. The next prime is 1828530918869. The reversal of 1828530918800 is 88190358281.

It can be written as a sum of positive squares in 3 ways, for example, as 389116459264 + 1439414459536 = 623792^2 + 1199756^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2285663249 + ... + 2285664048.

Almost surely, 2^{1828530918800} is an apocalyptic number.

1828530918800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1828530918800 is an abundant number, since it is smaller than the sum of its proper divisors (2564514614578).

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

1828530918800 is a wasteful number, since it uses less digits than its factorization.

1828530918800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4571327315 (or 4571327304 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 53.

The spelling of 1828530918800 in words is "one trillion, eight hundred twenty-eight billion, five hundred thirty million, nine hundred eighteen thousand, eight hundred".