1804855471400 has 48 divisors (see below), whose sum is σ = 4216176695040. Its totient is φ = 718520644800.

The previous prime is 1804855471399. The next prime is 1804855471403. The reversal of 1804855471400 is 41745584081.

It is not an unprimeable number, because it can be changed into a prime (1804855471403) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 21342344 + ... + 21426743.

It is an arithmetic number, because the mean of its divisors is an integer number (87837014480).

Almost surely, 2^{1804855471400} is an apocalyptic number.

1804855471400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1804855471400 is an abundant number, since it is smaller than the sum of its proper divisors (2411321223640).

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

1804855471400 is a wasteful number, since it uses less digits than its factorization.

1804855471400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42769314 (or 42769305 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 47.

The spelling of 1804855471400 in words is "one trillion, eight hundred four billion, eight hundred fifty-five million, four hundred seventy-one thousand, four hundred".