9564794434368 has 84 divisors (see below), whose sum is σ = 27463271532580. Its totient is φ = 3182739111936.

The previous prime is 9564794434331. The next prime is 9564794434369. The reversal of 9564794434368 is 8634344974659.

9564794434368 is a `hidden beast` number, since 9 + 5 + 6 + 47 + 94 + 434 + 3 + 68 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8985174110784 + 579620323584 = 2997528^2 + 761328^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 9564794434296 and 9564794434305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9564794434369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14057203 + ... + 14721906.

Almost surely, 2^{9564794434368} is an apocalyptic number.

It is an amenable number.

9564794434368 is an abundant number, since it is smaller than the sum of its proper divisors (17898477098212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9564794434368 is a wasteful number, since it uses less digits than its factorization.

9564794434368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28779704 (or 28779691 counting only the distinct ones).

The product of its digits is 1881169920, while the sum is 72.

The spelling of 9564794434368 in words is "nine trillion, five hundred sixty-four billion, seven hundred ninety-four million, four hundred thirty-four thousand, three hundred sixty-eight".