6757540065 has 24 divisors (see below), whose sum is σ = 11720704320. Its totient is φ = 3601672224.

The previous prime is 6757540039. The next prime is 6757540109. The reversal of 6757540065 is 5600457576.

It is not a de Polignac number, because 6757540065 - 2³¹ = 4610056417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 6757540065.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21994 + ... + 118316.

It is an arithmetic number, because the mean of its divisors is an integer number (488362680).

Almost surely, 2^6757540065 is an apocalyptic number.

It is an amenable number.

6757540065 is a deficient number, since it is larger than the sum of its proper divisors (4963164255).

6757540065 is a wasteful number, since it uses less digits than its factorization.

6757540065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97893 (or 97890 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The square root of 6757540065 is about 82204.2581926265. The cubic root of 6757540065 is about 1890.5850082892.

The spelling of 6757540065 in words is "six billion, seven hundred fifty-seven million, five hundred forty thousand, sixty-five".