5720727865 has 8 divisors (see below), whose sum is σ = 6910337088. Its totient is φ = 4546273200.

The previous prime is 5720727863. The next prime is 5720727889. The reversal of 5720727865 is 5687270275.

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

It is not a de Polignac number, because 5720727865 - 2¹ = 5720727863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5720727863) 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, 3787807 + ... + 3789316.

It is an arithmetic number, because the mean of its divisors is an integer number (863792136).

Almost surely, 2^5720727865 is an apocalyptic number.

It is an amenable number.

5720727865 is a deficient number, since it is larger than the sum of its proper divisors (1189609223).

5720727865 is a wasteful number, since it uses less digits than its factorization.

5720727865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7577279.

The product of its (nonzero) digits is 1646400, while the sum is 49.

The square root of 5720727865 is about 75635.4934207479. The cubic root of 5720727865 is about 1788.4786616955.

The spelling of 5720727865 in words is "five billion, seven hundred twenty million, seven hundred twenty-seven thousand, eight hundred sixty-five".