1804408537800 has 96 divisors (see below), whose sum is σ = 6102181622880. Its totient is φ = 437432371200.

The previous prime is 1804408537787. The next prime is 1804408537801. The reversal of 1804408537800 is 87358044081.

It is a self number, because there is not a number n which added to its sum of digits gives 1804408537800.

It is not an unprimeable number, because it can be changed into a prime (1804408537801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136691017 + ... + 136704216.

It is an arithmetic number, because the mean of its divisors is an integer number (63564391905).

Almost surely, 2^{1804408537800} is an apocalyptic number.

1804408537800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1804408537800 is an abundant number, since it is smaller than the sum of its proper divisors (4297773085080).

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

1804408537800 is a wasteful number, since it uses less digits than its factorization.

1804408537800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273395263 (or 273395254 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 48.

The spelling of 1804408537800 in words is "one trillion, eight hundred four billion, four hundred eight million, five hundred thirty-seven thousand, eight hundred".