5631317386 has 16 divisors (see below), whose sum is σ = 8470925568. Its totient is φ = 2807686000.

The previous prime is 5631317357. The next prime is 5631317387. The reversal of 5631317386 is 6837131365.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5631317387) by changing a digit.

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, 2363916 + ... + 2366296.

It is an arithmetic number, because the mean of its divisors is an integer number (529432848).

Almost surely, 2^5631317386 is an apocalyptic number.

5631317386 is a deficient number, since it is larger than the sum of its proper divisors (2839608182).

5631317386 is a wasteful number, since it uses less digits than its factorization.

5631317386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5237.

The product of its digits is 272160, while the sum is 43.

The square root of 5631317386 is about 75042.1040883050. The cubic root of 5631317386 is about 1779.1121888720.

The spelling of 5631317386 in words is "five billion, six hundred thirty-one million, three hundred seventeen thousand, three hundred eighty-six".