5721485897 has 8 divisors (see below), whose sum is σ = 5738329536. Its totient is φ = 5704664112.

The previous prime is 5721485863. The next prime is 5721485909. The reversal of 5721485897 is 7985841275.

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 5721485897 - 2⁸ = 5721485641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5721485857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620243 + ... + 629399.

It is an arithmetic number, because the mean of its divisors is an integer number (717291192).

Almost surely, 2^5721485897 is an apocalyptic number.

It is an amenable number.

5721485897 is a deficient number, since it is larger than the sum of its proper divisors (16843639).

5721485897 is a wasteful number, since it uses less digits than its factorization.

5721485897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10927.

The product of its digits is 5644800, while the sum is 56.

The square root of 5721485897 is about 75640.5043412589. The cubic root of 5721485897 is about 1788.5576530531.

The spelling of 5721485897 in words is "five billion, seven hundred twenty-one million, four hundred eighty-five thousand, eight hundred ninety-seven".