9899675495 has 4 divisors (see below), whose sum is σ = 11879610600. Its totient is φ = 7919740392.

The previous prime is 9899675491. The next prime is 9899675503. The reversal of 9899675495 is 5945769989.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5945769989 = 83 ⋅71635783.

It is a cyclic number.

It is not a de Polignac number, because 9899675495 - 2² = 9899675491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9899675491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 989967545 + ... + 989967554.

It is an arithmetic number, because the mean of its divisors is an integer number (2969902650).

Almost surely, 2^9899675495 is an apocalyptic number.

9899675495 is a deficient number, since it is larger than the sum of its proper divisors (1979935105).

9899675495 is a wasteful number, since it uses less digits than its factorization.

9899675495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979935104.

The product of its digits is 220449600, while the sum is 71.

The square root of 9899675495 is about 99497.1129983177. The cubic root of 9899675495 is about 2147.2057079343.

The spelling of 9899675495 in words is "nine billion, eight hundred ninety-nine million, six hundred seventy-five thousand, four hundred ninety-five".