4244849038081 has 4 divisors (see below), whose sum is σ = 4251156392452. Its totient is φ = 4238541683712.

The previous prime is 4244849038037. The next prime is 4244849038121. The reversal of 4244849038081 is 1808309484424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 739281834225 + 3505567203856 = 859815^2 + 1872316^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4244849038081 is a prime.

It is a super-2 number, since 2×4244849038081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4244849038181) 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, 3153676176 + ... + 3153677521.

It is an arithmetic number, because the mean of its divisors is an integer number (1062789098113).

Almost surely, 2^{4244849038081} is an apocalyptic number.

It is an amenable number.

4244849038081 is a deficient number, since it is larger than the sum of its proper divisors (6307354371).

4244849038081 is an equidigital number, since it uses as much as digits as its factorization.

4244849038081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6307354370.

The product of its (nonzero) digits is 7077888, while the sum is 55.

The spelling of 4244849038081 in words is "four trillion, two hundred forty-four billion, eight hundred forty-nine million, thirty-eight thousand, eighty-one".