8504401100 has 108 divisors (see below), whose sum is σ = 20047701240. Its totient is φ = 3129984000.

The previous prime is 8504401043. The next prime is 8504401109. The reversal of 8504401100 is 11044058.

It is not an unprimeable number, because it can be changed into a prime (8504401109) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7080500 + ... + 7081700.

Almost surely, 2^8504401100 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 8504401100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10023850620).

8504401100 is an abundant number, since it is smaller than the sum of its proper divisors (11543300140).

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

8504401100 is a wasteful number, since it uses less digits than its factorization.

8504401100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660 (or 1640 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 8504401100 is about 92219.3098000630. The cubic root of 8504401100 is about 2041.1797210127.

Adding to 8504401100 its reverse (11044058), we get a palindrome (8515445158).

The spelling of 8504401100 in words is "eight billion, five hundred four million, four hundred one thousand, one hundred".