5081320863 has 8 divisors (see below), whose sum is σ = 7527882800. Its totient is φ = 3387547224.

The previous prime is 5081320837. The next prime is 5081320891. The reversal of 5081320863 is 3680231805.

It is not a de Polignac number, because 5081320863 - 2⁶ = 5081320799 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 (5081320813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94098508 + ... + 94098561.

It is an arithmetic number, because the mean of its divisors is an integer number (940985350).

Almost surely, 2^5081320863 is an apocalyptic number.

5081320863 is a deficient number, since it is larger than the sum of its proper divisors (2446561937).

5081320863 is a wasteful number, since it uses less digits than its factorization.

5081320863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188197078 (or 188197072 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 5081320863 is about 71283.3841999663. The cubic root of 5081320863 is about 1719.1965851886.

The spelling of 5081320863 in words is "five billion, eighty-one million, three hundred twenty thousand, eight hundred sixty-three".