3223661514881 has 2 divisors, whose sum is σ = 3223661514882. Its totient is φ = 3223661514880.

The previous prime is 3223661514817. The next prime is 3223661514907. The reversal of 3223661514881 is 1884151663223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2625018876481 + 598642638400 = 1620191^2 + 773720^2 .

It is a cyclic number.

It is not a de Polignac number, because 3223661514881 - 2⁶ = 3223661514817 is a prime.

It is a super-2 number, since 2×3223661514881² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3223661514811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611830757440 + 1611830757441.

It is an arithmetic number, because the mean of its divisors is an integer number (1611830757441).

Almost surely, 2^{3223661514881} is an apocalyptic number.

It is an amenable number.

3223661514881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223661514881 is an equidigital number, since it uses as much as digits as its factorization.

3223661514881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 50.

The spelling of 3223661514881 in words is "three trillion, two hundred twenty-three billion, six hundred sixty-one million, five hundred fourteen thousand, eight hundred eighty-one".