5631688403796 has 144 divisors (see below), whose sum is σ = 16468419078720. Its totient is φ = 1484688522240.

The previous prime is 5631688403773. The next prime is 5631688403821. The reversal of 5631688403796 is 6973048861365.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19201420 + ... + 19492508.

It is an arithmetic number, because the mean of its divisors is an integer number (114364021380).

Almost surely, 2^{5631688403796} 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 5631688403796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8234209539360).

5631688403796 is an abundant number, since it is smaller than the sum of its proper divisors (10836730674924).

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

5631688403796 is a wasteful number, since it uses less digits than its factorization.

5631688403796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293654 (or 293645 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 66.

The spelling of 5631688403796 in words is "five trillion, six hundred thirty-one billion, six hundred eighty-eight million, four hundred three thousand, seven hundred ninety-six".