9810098742 has 16 divisors (see below), whose sum is σ = 19647194112. Its totient is φ = 3265533480.

The previous prime is 9810098717. The next prime is 9810098747. The reversal of 9810098742 is 2478900189.

It is a junction number, because it is equal to n+sod(n) for n = 9810098691 and 9810098700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9810098747) 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, 1120134 + ... + 1128857.

It is an arithmetic number, because the mean of its divisors is an integer number (1227949632).

Almost surely, 2^9810098742 is an apocalyptic number.

9810098742 is an abundant number, since it is smaller than the sum of its proper divisors (9837095370).

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

9810098742 is a wasteful number, since it uses less digits than its factorization.

9810098742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249723.

The product of its (nonzero) digits is 290304, while the sum is 48.

The square root of 9810098742 is about 99045.9425822179. The cubic root of 9810098742 is about 2140.7097786807.

The spelling of 9810098742 in words is "nine billion, eight hundred ten million, ninety-eight thousand, seven hundred forty-two".