9896555853 has 24 divisors (see below), whose sum is σ = 14489232576. Its totient is φ = 6508512000.

The previous prime is 9896555849. The next prime is 9896555941. The reversal of 9896555853 is 3585556989.

It is not a de Polignac number, because 9896555853 - 2² = 9896555849 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9896555803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253278 + ... + 289728.

It is an arithmetic number, because the mean of its divisors is an integer number (603718024).

Almost surely, 2^9896555853 is an apocalyptic number.

It is an amenable number.

9896555853 is a deficient number, since it is larger than the sum of its proper divisors (4592676723).

9896555853 is a wasteful number, since it uses less digits than its factorization.

9896555853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36865 (or 36862 counting only the distinct ones).

The product of its digits is 58320000, while the sum is 63.

The square root of 9896555853 is about 99481.4347152271. The cubic root of 9896555853 is about 2146.9801376833.

The spelling of 9896555853 in words is "nine billion, eight hundred ninety-six million, five hundred fifty-five thousand, eight hundred fifty-three".