5631905304 has 192 divisors, whose sum is σ = 16475659200. Its totient is φ = 1733529600.

The previous prime is 5631905269. The next prime is 5631905347. The reversal of 5631905304 is 4035091365.

5631905304 is a `hidden beast` number, since 5 + 6 + 31 + 90 + 530 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7400284 + ... + 7401044.

It is an arithmetic number, because the mean of its divisors is an integer number (85810725).

Almost surely, 2^5631905304 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 5631905304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8237829600).

5631905304 is an abundant number, since it is smaller than the sum of its proper divisors (10843753896).

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

5631905304 is a wasteful number, since it uses less digits than its factorization.

5631905304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946 (or 939 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 5631905304 is about 75046.0212403029. The cubic root of 5631905304 is about 1779.1741007131.

Adding to 5631905304 its reverse (4035091365), we get a palindrome (9666996669).

The spelling of 5631905304 in words is "five billion, six hundred thirty-one million, nine hundred five thousand, three hundred four".