24068700921 has 4 divisors (see below), whose sum is σ = 32091601232. Its totient is φ = 16045800612.

The previous prime is 24068700907. The next prime is 24068700923. The reversal of 24068700921 is 12900786042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 24068700921 - 2⁶ = 24068700857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24068700921.

It is not an unprimeable number, because it can be changed into a prime (24068700923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4011450151 + ... + 4011450156.

It is an arithmetic number, because the mean of its divisors is an integer number (8022900308).

Almost surely, 2^24068700921 is an apocalyptic number.

It is an amenable number.

24068700921 is a deficient number, since it is larger than the sum of its proper divisors (8022900311).

24068700921 is an equidigital number, since it uses as much as digits as its factorization.

24068700921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8022900310.

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 24068700921 in words is "twenty-four billion, sixty-eight million, seven hundred thousand, nine hundred twenty-one".