98791026943209 has 8 divisors (see below), whose sum is σ = 131721415832160. Its totient is φ = 65860661341536.

The previous prime is 98791026943123. The next prime is 98791026943229. The reversal of 98791026943209 is 90234962019789.

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

It is not a de Polignac number, because 98791026943209 - 2²⁴ = 98791010165993 is a prime.

It is a super-2 number, since 2×98791026943209² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (98791026943229) 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, 11119509 + ... + 17922765.

It is an arithmetic number, because the mean of its divisors is an integer number (16465176979020).

Almost surely, 2^{98791026943209} is an apocalyptic number.

It is an amenable number.

98791026943209 is a deficient number, since it is larger than the sum of its proper divisors (32930388888951).

98791026943209 is a wasteful number, since it uses less digits than its factorization.

98791026943209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11643639.

The product of its (nonzero) digits is 105815808, while the sum is 69.

The spelling of 98791026943209 in words is "ninety-eight trillion, seven hundred ninety-one billion, twenty-six million, nine hundred forty-three thousand, two hundred nine".