2216412577 has 2 divisors, whose sum is σ = 2216412578. Its totient is φ = 2216412576.

The previous prime is 2216412571. The next prime is 2216412581. The reversal of 2216412577 is 7752146122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2033649216 + 182763361 = 45096^2 + 13519^2 .

It is a cyclic number.

It is not a de Polignac number, because 2216412577 - 2²³ = 2208023969 is a prime.

It is a super-2 number, since 2×2216412577² = 9824969422967561858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2216412571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108206288 + 1108206289.

It is an arithmetic number, because the mean of its divisors is an integer number (1108206289).

Almost surely, 2^2216412577 is an apocalyptic number.

It is an amenable number.

2216412577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216412577 is an equidigital number, since it uses as much as digits as its factorization.

2216412577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 37.

The square root of 2216412577 is about 47078.7911590771. The cubic root of 2216412577 is about 1303.8176883345.

Adding to 2216412577 its reverse (7752146122), we get a palindrome (9968558699).

The spelling of 2216412577 in words is "two billion, two hundred sixteen million, four hundred twelve thousand, five hundred seventy-seven".