1801365504 has 96 divisors (see below), whose sum is σ = 4920289920. Its totient is φ = 585728000.

The previous prime is 1801365499. The next prime is 1801365529. The reversal of 1801365504 is 4055631081.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248329 + ... + 255479.

It is an arithmetic number, because the mean of its divisors is an integer number (51253020).

Almost surely, 2^1801365504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1801365504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2460144960).

1801365504 is an abundant number, since it is smaller than the sum of its proper divisors (3118924416).

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

1801365504 is an equidigital number, since it uses as much as digits as its factorization.

1801365504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7217 (or 7197 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 1801365504 is about 42442.4964393001. The cubic root of 1801365504 is about 1216.7479239989.

Adding to 1801365504 its reverse (4055631081), we get a palindrome (5856996585).

The spelling of 1801365504 in words is "one billion, eight hundred one million, three hundred sixty-five thousand, five hundred four".