3522727563281 has 2 divisors, whose sum is σ = 3522727563282. Its totient is φ = 3522727563280.

The previous prime is 3522727563263. The next prime is 3522727563319. The reversal of 3522727563281 is 1823657272253.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3501236003281 + 21491560000 = 1871159^2 + 146600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3522727563281 is a prime.

It is a super-2 number, since 2×3522727563281² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3522727563781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1761363781640 + 1761363781641.

It is an arithmetic number, because the mean of its divisors is an integer number (1761363781641).

Almost surely, 2^{3522727563281} is an apocalyptic number.

It is an amenable number.

3522727563281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3522727563281 is an equidigital number, since it uses as much as digits as its factorization.

3522727563281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8467200, while the sum is 53.

The spelling of 3522727563281 in words is "three trillion, five hundred twenty-two billion, seven hundred twenty-seven million, five hundred sixty-three thousand, two hundred eighty-one".