244266640741 has 2 divisors, whose sum is σ = 244266640742. Its totient is φ = 244266640740.

The previous prime is 244266640571. The next prime is 244266640781. The reversal of 244266640741 is 147046662442.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230467204900 + 13799435841 = 480070^2 + 117471^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244266640741 is a prime.

It is a super-2 number, since 2×244266640741² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244266640691 and 244266640700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244266640781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122133320370 + 122133320371.

It is an arithmetic number, because the mean of its divisors is an integer number (122133320371).

Almost surely, 2^244266640741 is an apocalyptic number.

It is an amenable number.

244266640741 is a deficient number, since it is larger than the sum of its proper divisors (1).

244266640741 is an equidigital number, since it uses as much as digits as its factorization.

244266640741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1548288, while the sum is 46.

The spelling of 244266640741 in words is "two hundred forty-four billion, two hundred sixty-six million, six hundred forty thousand, seven hundred forty-one".