3842625727217 has 8 divisors (see below), whose sum is σ = 3876759800424. Its totient is φ = 3808493909248.

The previous prime is 3842625727181. The next prime is 3842625727229. The reversal of 3842625727217 is 7127275262483.

It can be written as a sum of positive squares in 4 ways, for example, as 184495161841 + 3658130565376 = 429529^2 + 1912624^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3842625727217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3842625727117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2956223 + ... + 4052715.

It is an arithmetic number, because the mean of its divisors is an integer number (484594975053).

Almost surely, 2^{3842625727217} is an apocalyptic number.

It is an amenable number.

3842625727217 is a deficient number, since it is larger than the sum of its proper divisors (34134073207).

3842625727217 is a wasteful number, since it uses less digits than its factorization.

3842625727217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127619.

The product of its digits is 15805440, while the sum is 56.

The spelling of 3842625727217 in words is "three trillion, eight hundred forty-two billion, six hundred twenty-five million, seven hundred twenty-seven thousand, two hundred seventeen".