244484742133 has 6 divisors (see below), whose sum is σ = 258029603574. Its totient is φ = 231617123784.

The previous prime is 244484742107. The next prime is 244484742167. The reversal of 244484742133 is 331247484442.

It can be written as a sum of positive squares in only one way, i.e., 220992129604 + 23492612529 = 470098^2 + 153273^2 .

It is a de Polignac number, because none of the positive numbers 2^k-244484742133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244484742193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 338621166 + ... + 338621887.

It is an arithmetic number, because the mean of its divisors is an integer number (43004933929).

Almost surely, 2^244484742133 is an apocalyptic number.

It is an amenable number.

244484742133 is a deficient number, since it is larger than the sum of its proper divisors (13544861441).

244484742133 is an equidigital number, since it uses as much as digits as its factorization.

244484742133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677243091 (or 677243072 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 46.

The spelling of 244484742133 in words is "two hundred forty-four billion, four hundred eighty-four million, seven hundred forty-two thousand, one hundred thirty-three".