5631365263 has 4 divisors (see below), whose sum is σ = 5694639120. Its totient is φ = 5568091408.

The previous prime is 5631365237. The next prime is 5631365273. The reversal of 5631365263 is 3625631365.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5631365263 - 2¹³ = 5631357071 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 (5631365273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31636795 + ... + 31636972.

It is an arithmetic number, because the mean of its divisors is an integer number (1423659780).

Almost surely, 2^5631365263 is an apocalyptic number.

5631365263 is a deficient number, since it is larger than the sum of its proper divisors (63273857).

5631365263 is an equidigital number, since it uses as much as digits as its factorization.

5631365263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63273856.

The product of its digits is 291600, while the sum is 40.

The square root of 5631365263 is about 75042.4230885437. The cubic root of 5631365263 is about 1779.1172308131.

The spelling of 5631365263 in words is "five billion, six hundred thirty-one million, three hundred sixty-five thousand, two hundred sixty-three".