5727665281 has 8 divisors (see below), whose sum is σ = 6182184960. Its totient is φ = 5275135632.

The previous prime is 5727665267. The next prime is 5727665309. The reversal of 5727665281 is 1825667275.

It is a happy number.

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

It is not a de Polignac number, because 5727665281 - 2²⁷ = 5593447553 is a prime.

It is a super-2 number, since 2×5727665281² = 65612299142345617922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5727665201) 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, 491521 + ... + 503038.

It is an arithmetic number, because the mean of its divisors is an integer number (772773120).

Almost surely, 2^5727665281 is an apocalyptic number.

It is an amenable number.

5727665281 is a deficient number, since it is larger than the sum of its proper divisors (454519679).

5727665281 is a wasteful number, since it uses less digits than its factorization.

5727665281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995015.

The product of its digits is 1411200, while the sum is 49.

The square root of 5727665281 is about 75681.3403752867. The cubic root of 5727665281 is about 1789.2013208128.

The spelling of 5727665281 in words is "five billion, seven hundred twenty-seven million, six hundred sixty-five thousand, two hundred eighty-one".