5681709845 has 8 divisors (see below), whose sum is σ = 7792059264. Its totient is φ = 3896029584.

The previous prime is 5681709833. The next prime is 5681709851. The reversal of 5681709845 is 5489071865.

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

It is a cyclic number.

It is not a de Polignac number, because 5681709845 - 2⁴ = 5681709829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81167249 + ... + 81167318.

It is an arithmetic number, because the mean of its divisors is an integer number (974007408).

Almost surely, 2^5681709845 is an apocalyptic number.

It is an amenable number.

5681709845 is a deficient number, since it is larger than the sum of its proper divisors (2110349419).

5681709845 is a wasteful number, since it uses less digits than its factorization.

5681709845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162334579.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 5681709845 is about 75377.1175158615. The cubic root of 5681709845 is about 1784.4032973758.

The spelling of 5681709845 in words is "five billion, six hundred eighty-one million, seven hundred nine thousand, eight hundred forty-five".