865000800730 has 16 divisors (see below), whose sum is σ = 1698547027104. Its totient is φ = 314545745680.

The previous prime is 865000800707. The next prime is 865000800821. The reversal of 865000800730 is 37008000568.

It is a self number, because there is not a number n which added to its sum of digits gives 865000800730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3931821712 + ... + 3931821931.

It is an arithmetic number, because the mean of its divisors is an integer number (106159189194).

Almost surely, 2^865000800730 is an apocalyptic number.

865000800730 is a deficient number, since it is larger than the sum of its proper divisors (833546226374).

865000800730 is a wasteful number, since it uses less digits than its factorization.

865000800730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7863643661.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 865000800730 in words is "eight hundred sixty-five billion, eight hundred thousand, seven hundred thirty".