23985199798 has 8 divisors (see below), whose sum is σ = 41117485392. Its totient is φ = 10279371336.

The previous prime is 23985199781. The next prime is 23985199801. The reversal of 23985199798 is 89799158932.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856614265 + ... + 856614292.

It is an arithmetic number, because the mean of its divisors is an integer number (5139685674).

Almost surely, 2^23985199798 is an apocalyptic number.

23985199798 is a deficient number, since it is larger than the sum of its proper divisors (17132285594).

23985199798 is a wasteful number, since it uses less digits than its factorization.

23985199798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713228566.

The product of its digits is 88179840, while the sum is 70.

The spelling of 23985199798 in words is "twenty-three billion, nine hundred eighty-five million, one hundred ninety-nine thousand, seven hundred ninety-eight".