244846321138 has 8 divisors (see below), whose sum is σ = 368036225280. Its totient is φ = 122167579380.

The previous prime is 244846321123. The next prime is 244846321157. The reversal of 244846321138 is 831123648442.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127789398 + ... + 127791313.

It is an arithmetic number, because the mean of its divisors is an integer number (46004528160).

Almost surely, 2^244846321138 is an apocalyptic number.

244846321138 is a deficient number, since it is larger than the sum of its proper divisors (123189904142).

244846321138 is a wasteful number, since it uses less digits than its factorization.

244846321138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255581192.

The product of its digits is 884736, while the sum is 46.

The spelling of 244846321138 in words is "two hundred forty-four billion, eight hundred forty-six million, three hundred twenty-one thousand, one hundred thirty-eight".