244352157193 has 2 divisors, whose sum is σ = 244352157194. Its totient is φ = 244352157192.

The previous prime is 244352157191. The next prime is 244352157227. The reversal of 244352157193 is 391751253442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237667950144 + 6684207049 = 487512^2 + 81757^2 .

It is a cyclic number.

It is not a de Polignac number, because 244352157193 - 2¹ = 244352157191 is a prime.

Together with 244352157191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (244352157191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122176078596 + 122176078597.

It is an arithmetic number, because the mean of its divisors is an integer number (122176078597).

Almost surely, 2^244352157193 is an apocalyptic number.

It is an amenable number.

244352157193 is a deficient number, since it is larger than the sum of its proper divisors (1).

244352157193 is an equidigital number, since it uses as much as digits as its factorization.

244352157193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 46.

The spelling of 244352157193 in words is "two hundred forty-four billion, three hundred fifty-two million, one hundred fifty-seven thousand, one hundred ninety-three".