7244138582242 has 32 divisors (see below), whose sum is σ = 11350572625152. Its totient is φ = 3460947424704.

The previous prime is 7244138582171. The next prime is 7244138582249. The reversal of 7244138582242 is 2422858314427.

It is a self number, because there is not a number n which added to its sum of digits gives 7244138582242.

It is not an unprimeable number, because it can be changed into a prime (7244138582249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183855688 + ... + 183895084.

It is an arithmetic number, because the mean of its divisors is an integer number (354705394536).

Almost surely, 2^{7244138582242} is an apocalyptic number.

7244138582242 is a deficient number, since it is larger than the sum of its proper divisors (4106434042910).

7244138582242 is a wasteful number, since it uses less digits than its factorization.

7244138582242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43522.

The product of its digits is 6881280, while the sum is 52.

The spelling of 7244138582242 in words is "seven trillion, two hundred forty-four billion, one hundred thirty-eight million, five hundred eighty-two thousand, two hundred forty-two".