1803925823216 has 40 divisors (see below), whose sum is σ = 3812931992448. Its totient is φ = 819947192000.

The previous prime is 1803925823209. The next prime is 1803925823299. The reversal of 1803925823216 is 6123285293081.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9794861 + ... + 9977331.

Almost surely, 2^{1803925823216} is an apocalyptic number.

1803925823216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1803925823216 is an abundant number, since it is smaller than the sum of its proper divisors (2009006169232).

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

1803925823216 is a wasteful number, since it uses less digits than its factorization.

1803925823216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238661 (or 238655 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 1803925823216 in words is "one trillion, eight hundred three billion, nine hundred twenty-five million, eight hundred twenty-three thousand, two hundred sixteen".