9797874568 has 8 divisors (see below), whose sum is σ = 18371014830. Its totient is φ = 4898937280.

The previous prime is 9797874551. The next prime is 9797874623. The reversal of 9797874568 is 8654787979.

It can be written as a sum of positive squares in only one way, i.e., 9797436324 + 438244 = 98982^2 + 662^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×9797874568² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9797874497 and 9797874506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612367153 + ... + 612367168.

Almost surely, 2^9797874568 is an apocalyptic number.

It is an amenable number.

9797874568 is a deficient number, since it is larger than the sum of its proper divisors (8573140262).

9797874568 is a wasteful number, since it uses less digits than its factorization.

9797874568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224734327 (or 1224734323 counting only the distinct ones).

The product of its digits is 213373440, while the sum is 70.

The square root of 9797874568 is about 98984.2137312814. The cubic root of 9797874568 is about 2139.8202434390.

The spelling of 9797874568 in words is "nine billion, seven hundred ninety-seven million, eight hundred seventy-four thousand, five hundred sixty-eight".