1995528000 has 448 divisors, whose sum is σ = 7177966848. Its totient is φ = 486604800.

The previous prime is 1995527999. The next prime is 1995528011. The reversal of 1995528000 is 8255991.

It is a self number, because there is not a number n which added to its sum of digits gives 1995528000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27335964 + ... + 27336036.

Almost surely, 2^1995528000 is an apocalyptic number.

1995528000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1995528000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3588983424).

1995528000 is an abundant number, since it is smaller than the sum of its proper divisors (5182438848).

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

1995528000 is a wasteful number, since it uses less digits than its factorization.

1995528000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 1995528000 is about 44671.3330895777. Note that the first 3 decimals coincide. The cubic root of 1995528000 is about 1258.9812879547.

The spelling of 1995528000 in words is "one billion, nine hundred ninety-five million, five hundred twenty-eight thousand".