9097999998 has 8 divisors (see below), whose sum is σ = 18196000008. Its totient is φ = 3032666664.

The previous prime is 9097999993. The next prime is 9098000017. The reversal of 9097999998 is 8999997909.

It is a happy number.

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

9097999998 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9097999993) 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, 758166661 + ... + 758166672.

It is an arithmetic number, because the mean of its divisors is an integer number (2274500001).

Almost surely, 2^9097999998 is an apocalyptic number.

9097999998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9097999998 is a wasteful number, since it uses less digits than its factorization.

9097999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516333338.

The product of its (nonzero) digits is 267846264, while the sum is 78.

The square root of 9097999998 is about 95383.4367067994. The cubic root of 9097999998 is about 2087.6065178917.

The spelling of 9097999998 in words is "nine billion, ninety-seven million, nine hundred ninety-nine thousand, nine hundred ninety-eight".