244442246613 has 4 divisors (see below), whose sum is σ = 325922995488. Its totient is φ = 162961497740.

The previous prime is 244442246603. The next prime is 244442246683. The reversal of 244442246613 is 316642244442.

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 a cyclic number.

It is not a de Polignac number, because 244442246613 - 2¹⁸ = 244441984469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244442246603) 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, 40740374433 + ... + 40740374438.

It is an arithmetic number, because the mean of its divisors is an integer number (81480748872).

Almost surely, 2^244442246613 is an apocalyptic number.

It is an amenable number.

244442246613 is a deficient number, since it is larger than the sum of its proper divisors (81480748875).

244442246613 is an equidigital number, since it uses as much as digits as its factorization.

244442246613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81480748874.

The product of its digits is 884736, while the sum is 42.

The spelling of 244442246613 in words is "two hundred forty-four billion, four hundred forty-two million, two hundred forty-six thousand, six hundred thirteen".