5631818496 has 72 divisors (see below), whose sum is σ = 15010645440. Its totient is φ = 1874543616.

The previous prime is 5631818459. The next prime is 5631818501. The reversal of 5631818496 is 6948181365.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562591 + ... + 572513.

Almost surely, 2^5631818496 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 5631818496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7505322720).

5631818496 is an abundant number, since it is smaller than the sum of its proper divisors (9378826944).

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

5631818496 is an equidigital number, since it uses as much as digits as its factorization.

5631818496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10681 (or 10667 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 5631818496 is about 75045.4428729686. The cubic root of 5631818496 is about 1779.1649595000.

The spelling of 5631818496 in words is "five billion, six hundred thirty-one million, eight hundred eighteen thousand, four hundred ninety-six".