23987388099 has 8 divisors (see below), whose sum is σ = 31983976192. Its totient is φ = 15991196040.

The previous prime is 23987388097. The next prime is 23987388107. The reversal of 23987388099 is 99088378932.

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

It is not a de Polignac number, because 23987388099 - 2¹ = 23987388097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23987388097) 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 7 ways as a sum of consecutive naturals, for example, 98754 + ... + 240264.

It is an arithmetic number, because the mean of its divisors is an integer number (3997997024).

Almost surely, 2^23987388099 is an apocalyptic number.

23987388099 is a deficient number, since it is larger than the sum of its proper divisors (7996588093).

23987388099 is a wasteful number, since it uses less digits than its factorization.

23987388099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198017.

The product of its (nonzero) digits is 47029248, while the sum is 66.

The spelling of 23987388099 in words is "twenty-three billion, nine hundred eighty-seven million, three hundred eighty-eight thousand, ninety-nine".