6730372512865 has 16 divisors (see below), whose sum is σ = 8155166992128. Its totient is φ = 5331821973696.

The previous prime is 6730372512839. The next prime is 6730372512887. The reversal of 6730372512865 is 5682152730376.

It is a cyclic number.

It is not a de Polignac number, because 6730372512865 - 2¹⁹ = 6730371988577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14232159 + ... + 14697451.

It is an arithmetic number, because the mean of its divisors is an integer number (509697937008).

Almost surely, 2^{6730372512865} is an apocalyptic number.

It is an amenable number.

6730372512865 is a deficient number, since it is larger than the sum of its proper divisors (1424794479263).

6730372512865 is a wasteful number, since it uses less digits than its factorization.

6730372512865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493488.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 6730372512865 in words is "six trillion, seven hundred thirty billion, three hundred seventy-two million, five hundred twelve thousand, eight hundred sixty-five".