243906846107 has 4 divisors (see below), whose sum is σ = 247905319056. Its totient is φ = 239908373160.

The previous prime is 243906846103. The next prime is 243906846121. The reversal of 243906846107 is 701648609342.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 243906846107 - 2² = 243906846103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243906846103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1999236383 + ... + 1999236504.

It is an arithmetic number, because the mean of its divisors is an integer number (61976329764).

Almost surely, 2^243906846107 is an apocalyptic number.

243906846107 is a deficient number, since it is larger than the sum of its proper divisors (3998472949).

243906846107 is an equidigital number, since it uses as much as digits as its factorization.

243906846107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998472948.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 243906846107 in words is "two hundred forty-three billion, nine hundred six million, eight hundred forty-six thousand, one hundred seven".