9685574497 has 4 divisors (see below), whose sum is σ = 9998012416. Its totient is φ = 9373136580.

The previous prime is 9685574489. The next prime is 9685574533. The reversal of 9685574497 is 7944755869.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9685574497 - 2³ = 9685574489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9685574467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156218913 + ... + 156218974.

It is an arithmetic number, because the mean of its divisors is an integer number (2499503104).

Almost surely, 2^9685574497 is an apocalyptic number.

It is an amenable number.

9685574497 is a deficient number, since it is larger than the sum of its proper divisors (312437919).

9685574497 is a wasteful number, since it uses less digits than its factorization.

9685574497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312437918.

The product of its digits is 76204800, while the sum is 64.

The square root of 9685574497 is about 98415.3163740279. The cubic root of 9685574497 is about 2131.6134994672.

The spelling of 9685574497 in words is "nine billion, six hundred eighty-five million, five hundred seventy-four thousand, four hundred ninety-seven".