9998143702 has 8 divisors (see below), whose sum is σ = 14997645000. Its totient is φ = 4998928704.

The previous prime is 9998143697. The next prime is 9998143709. The reversal of 9998143702 is 2073418999.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9998143702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9998143709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79549 + ... + 162247.

It is an arithmetic number, because the mean of its divisors is an integer number (1874705625).

Almost surely, 2^9998143702 is an apocalyptic number.

9998143702 is a deficient number, since it is larger than the sum of its proper divisors (4999501298).

9998143702 is a wasteful number, since it uses less digits than its factorization.

9998143702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143150.

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 9998143702 is about 99990.7180792297. The cubic root of 9998143702 is about 2154.3013726888.

The spelling of 9998143702 in words is "nine billion, nine hundred ninety-eight million, one hundred forty-three thousand, seven hundred two".