865464383464568 has 64 divisors (see below), whose sum is σ = 1657822361196960. Its totient is φ = 423474172471296.

The previous prime is 865464383464567. The next prime is 865464383464591.

865464383464568 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×865464383464568² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 865464383464492 and 865464383464501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865464383464567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155114471 + ... + 160597097.

Almost surely, 2^{865464383464568} is an apocalyptic number.

It is an amenable number.

865464383464568 is a deficient number, since it is larger than the sum of its proper divisors (792357977732392).

865464383464568 is a wasteful number, since it uses less digits than its factorization.

865464383464568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484816 (or 5484812 counting only the distinct ones).

The product of its digits is 38220595200, while the sum is 80.

The spelling of 865464383464568 in words is "eight hundred sixty-five trillion, four hundred sixty-four billion, three hundred eighty-three million, four hundred sixty-four thousand, five hundred sixty-eight".