5631463447 has 16 divisors (see below), whose sum is σ = 6175411200. Its totient is φ = 5116685760.

The previous prime is 5631463433. The next prime is 5631463459. The reversal of 5631463447 is 7443641365.

It is a cyclic number.

It is not a de Polignac number, because 5631463447 - 2¹⁹ = 5630939159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5631463417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15303 + ... + 107224.

It is an arithmetic number, because the mean of its divisors is an integer number (385963200).

Almost surely, 2^5631463447 is an apocalyptic number.

5631463447 is a deficient number, since it is larger than the sum of its proper divisors (543947753).

5631463447 is a wasteful number, since it uses less digits than its factorization.

5631463447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122646.

The product of its digits is 725760, while the sum is 43.

The square root of 5631463447 is about 75043.0772756555. The cubic root of 5631463447 is about 1779.1275705101.

The spelling of 5631463447 in words is "five billion, six hundred thirty-one million, four hundred sixty-three thousand, four hundred forty-seven".