5081822731 has 4 divisors (see below), whose sum is σ = 5082166152. Its totient is φ = 5081479312.

The previous prime is 5081822729. The next prime is 5081822741. The reversal of 5081822731 is 1372281805.

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 5081822731 - 2¹ = 5081822729 is a prime.

It is a super-2 number, since 2×5081822731² = 51649844538616596722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5081822741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148465 + ... + 179458.

It is an arithmetic number, because the mean of its divisors is an integer number (1270541538).

Almost surely, 2^5081822731 is an apocalyptic number.

5081822731 is a deficient number, since it is larger than the sum of its proper divisors (343421).

5081822731 is a wasteful number, since it uses less digits than its factorization.

5081822731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343420.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 5081822731 is about 71286.9043443464. The cubic root of 5081822731 is about 1719.2531834217.

The spelling of 5081822731 in words is "five billion, eighty-one million, eight hundred twenty-two thousand, seven hundred thirty-one".