5381231008 has 24 divisors (see below), whose sum is σ = 10598823648. Its totient is φ = 2689466304.

The previous prime is 5381231003. The next prime is 5381231081. The reversal of 5381231008 is 8001321835.

It is a super-2 number, since 2×5381231008² = 57915294322921392128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5381231003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42835 + ... + 112237.

It is an arithmetic number, because the mean of its divisors is an integer number (441617652).

Almost surely, 2^5381231008 is an apocalyptic number.

It is an amenable number.

5381231008 is a deficient number, since it is larger than the sum of its proper divisors (5217592640).

5381231008 is a wasteful number, since it uses less digits than its factorization.

5381231008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71836 (or 71828 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 5381231008 is about 73356.8743063661. The cubic root of 5381231008 is about 1752.3756587626.

The spelling of 5381231008 in words is "five billion, three hundred eighty-one million, two hundred thirty-one thousand, eight".