1803855827952 has 60 divisors (see below), whose sum is σ = 5119393681584. Its totient is φ = 592816465920.

The previous prime is 1803855827927. The next prime is 1803855827953. The reversal of 1803855827952 is 2597285583081.

1803855827952 is a `hidden beast` number, since 1 + 8 + 0 + 3 + 8 + 558 + 2 + 79 + 5 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1803855827952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1803855827953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88206513 + ... + 88226960.

Almost surely, 2^{1803855827952} is an apocalyptic number.

1803855827952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1803855827952 is an abundant number, since it is smaller than the sum of its proper divisors (3315537853632).

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

1803855827952 is a wasteful number, since it uses less digits than its factorization.

1803855827952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176433558 (or 176433549 counting only the distinct ones).

The product of its (nonzero) digits is 48384000, while the sum is 63.

The spelling of 1803855827952 in words is "one trillion, eight hundred three billion, eight hundred fifty-five million, eight hundred twenty-seven thousand, nine hundred fifty-two".