9823985601 has 8 divisors (see below), whose sum is σ = 13103282400. Its totient is φ = 6547006272.

The previous prime is 9823985537. The next prime is 9823985621. The reversal of 9823985601 is 1065893289.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9823985601 - 2⁶ = 9823985537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9823985621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569451 + ... + 586448.

It is an arithmetic number, because the mean of its divisors is an integer number (1637910300).

Almost surely, 2^9823985601 is an apocalyptic number.

It is an amenable number.

9823985601 is a deficient number, since it is larger than the sum of its proper divisors (3279296799).

9823985601 is a wasteful number, since it uses less digits than its factorization.

9823985601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158735.

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 9823985601 is about 99116.0209098408. The cubic root of 9823985601 is about 2141.7194089760.

The spelling of 9823985601 in words is "nine billion, eight hundred twenty-three million, nine hundred eighty-five thousand, six hundred one".