5318370665 has 16 divisors (see below), whose sum is σ = 6462929088. Its totient is φ = 4200837696.

The previous prime is 5318370653. The next prime is 5318370667. The reversal of 5318370665 is 5660738135.

It is a cyclic number.

It is not a de Polignac number, because 5318370665 - 2¹⁴ = 5318354281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5318370667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 937979 + ... + 943631.

It is an arithmetic number, because the mean of its divisors is an integer number (403933068).

Almost surely, 2^5318370665 is an apocalyptic number.

It is an amenable number.

5318370665 is a deficient number, since it is larger than the sum of its proper divisors (1144558423).

5318370665 is a wasteful number, since it uses less digits than its factorization.

5318370665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8008.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 5318370665 is about 72927.1599954365. The cubic root of 5318370665 is about 1745.5255122854.

The spelling of 5318370665 in words is "five billion, three hundred eighteen million, three hundred seventy thousand, six hundred sixty-five".