5681040238 has 16 divisors (see below), whose sum is σ = 8605626624. Its totient is φ = 2812525560.

The previous prime is 5681040151. The next prime is 5681040301. The reversal of 5681040238 is 8320401865.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5681040197 and 5681040206.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 496603 + ... + 507913.

It is an arithmetic number, because the mean of its divisors is an integer number (537851664).

Almost surely, 2^5681040238 is an apocalyptic number.

5681040238 is a deficient number, since it is larger than the sum of its proper divisors (2924586386).

5681040238 is a wasteful number, since it uses less digits than its factorization.

5681040238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13767.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 5681040238 is about 75372.6756722886. The cubic root of 5681040238 is about 1784.3331954808. Note that the first 3 decimals are identical.

The spelling of 5681040238 in words is "five billion, six hundred eighty-one million, forty thousand, two hundred thirty-eight".