244120013155 has 8 divisors (see below), whose sum is σ = 308362122000. Its totient is φ = 185017273056.

The previous prime is 244120013149. The next prime is 244120013177. The reversal of 244120013155 is 551310021442.

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

It is a cyclic number.

It is not a de Polignac number, because 244120013155 - 2³ = 244120013147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1284842080 + ... + 1284842269.

It is an arithmetic number, because the mean of its divisors is an integer number (38545265250).

Almost surely, 2^244120013155 is an apocalyptic number.

244120013155 is a deficient number, since it is larger than the sum of its proper divisors (64242108845).

244120013155 is a wasteful number, since it uses less digits than its factorization.

244120013155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569684373.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 244120013155 its reverse (551310021442), we get a palindrome (795430034597).

The spelling of 244120013155 in words is "two hundred forty-four billion, one hundred twenty million, thirteen thousand, one hundred fifty-five".