5631847845 has 16 divisors (see below), whose sum is σ = 9704107392. Its totient is φ = 2772601920.

The previous prime is 5631847831. The next prime is 5631847853. The reversal of 5631847845 is 5487481365.

It is not a de Polignac number, because 5631847845 - 2¹⁰ = 5631846821 is a prime.

It is a super-2 number, since 2×5631847845² = 63435420298462288050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14440441 + ... + 14440830.

It is an arithmetic number, because the mean of its divisors is an integer number (606506712).

Almost surely, 2^5631847845 is an apocalyptic number.

It is an amenable number.

5631847845 is a deficient number, since it is larger than the sum of its proper divisors (4072259547).

5631847845 is a wasteful number, since it uses less digits than its factorization.

5631847845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28881292.

The product of its digits is 3225600, while the sum is 51.

The square root of 5631847845 is about 75045.6384142343. The cubic root of 5631847845 is about 1779.1680500720.

The spelling of 5631847845 in words is "five billion, six hundred thirty-one million, eight hundred forty-seven thousand, eight hundred forty-five".