5681765049 has 8 divisors (see below), whose sum is σ = 7905064512. Its totient is φ = 3623154480.

The previous prime is 5681764961. The next prime is 5681765071. The reversal of 5681765049 is 9405671865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5681765049 - 2¹⁵ = 5681732281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5681764992 and 5681765010.

It is not an unprimeable number, because it can be changed into a prime (5681765099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41172142 + ... + 41172279.

It is an arithmetic number, because the mean of its divisors is an integer number (988133064).

Almost surely, 2^5681765049 is an apocalyptic number.

It is an amenable number.

5681765049 is a deficient number, since it is larger than the sum of its proper divisors (2223299463).

5681765049 is a wasteful number, since it uses less digits than its factorization.

5681765049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82344447.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The square root of 5681765049 is about 75377.4837003730. The cubic root of 5681765049 is about 1784.4090764976.

The spelling of 5681765049 in words is "five billion, six hundred eighty-one million, seven hundred sixty-five thousand, forty-nine".