38244649727201 has 2 divisors, whose sum is σ = 38244649727202. Its totient is φ = 38244649727200.

The previous prime is 38244649727197. The next prime is 38244649727203. The reversal of 38244649727201 is 10272794644283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34415880915025 + 3828768812176 = 5866505^2 + 1956724^2 .

It is a cyclic number.

It is not a de Polignac number, because 38244649727201 - 2² = 38244649727197 is a prime.

Together with 38244649727203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38244649727203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19122324863600 + 19122324863601.

It is an arithmetic number, because the mean of its divisors is an integer number (19122324863601).

Almost surely, 2^{38244649727201} is an apocalyptic number.

It is an amenable number.

38244649727201 is a deficient number, since it is larger than the sum of its proper divisors (1).

38244649727201 is an equidigital number, since it uses as much as digits as its factorization.

38244649727201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32514048, while the sum is 59.

The spelling of 38244649727201 in words is "thirty-eight trillion, two hundred forty-four billion, six hundred forty-nine million, seven hundred twenty-seven thousand, two hundred one".