9098999999 has 4 divisors (see below), whose sum is σ = 9392516160. Its totient is φ = 8805483840.

The previous prime is 9098999983. The next prime is 9099000007. The reversal of 9098999999 is 9999998909.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9999998909 = 2927 ⋅3416467.

It is a cyclic number.

It is not a de Polignac number, because 9098999999 - 2⁴ = 9098999983 is a prime.

It is a Duffinian number.

9098999999 is a modest number, since divided by 99999 gives 90989 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9098999099) 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, 146758034 + ... + 146758095.

It is an arithmetic number, because the mean of its divisors is an integer number (2348129040).

Almost surely, 2^9098999999 is an apocalyptic number.

9098999999 is a deficient number, since it is larger than the sum of its proper divisors (293516161).

9098999999 is a wasteful number, since it uses less digits than its factorization.

9098999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293516160.

The product of its (nonzero) digits is 344373768, while the sum is 80.

The square root of 9098999999 is about 95388.6785682662. The cubic root of 9098999999 is about 2087.6830010793.

The spelling of 9098999999 in words is "nine billion, ninety-eight million, nine hundred ninety-nine thousand, nine hundred ninety-nine".