1804010041920 has 672 divisors, whose sum is σ = 6451637713920. Its totient is φ = 426248110080.

The previous prime is 1804010041919. The next prime is 1804010041949. The reversal of 1804010041920 is 291400104081.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 318220846 + ... + 318226514.

It is an arithmetic number, because the mean of its divisors is an integer number (9600651360).

Almost surely, 2^{1804010041920} is an apocalyptic number.

1804010041920 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 1804010041920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3225818856960).

1804010041920 is an abundant number, since it is smaller than the sum of its proper divisors (4647627672000).

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

1804010041920 is a wasteful number, since it uses less digits than its factorization.

1804010041920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5791 (or 5764 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 1804010041920 in words is "one trillion, eight hundred four billion, ten million, forty-one thousand, nine hundred twenty".