132216246457 has 2 divisors, whose sum is σ = 132216246458. Its totient is φ = 132216246456.

The previous prime is 132216246397. The next prime is 132216246493. The reversal of 132216246457 is 754642612231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131697135801 + 519110656 = 362901^2 + 22784^2 .

It is a cyclic number.

It is not a de Polignac number, because 132216246457 - 2⁷ = 132216246329 is a prime.

It is a super-2 number, since 2×132216246457² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (132216246497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66108123228 + 66108123229.

It is an arithmetic number, because the mean of its divisors is an integer number (66108123229).

Almost surely, 2^132216246457 is an apocalyptic number.

It is an amenable number.

132216246457 is a deficient number, since it is larger than the sum of its proper divisors (1).

132216246457 is an equidigital number, since it uses as much as digits as its factorization.

132216246457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 43.

Adding to 132216246457 its reverse (754642612231), we get a palindrome (886858858688).

The spelling of 132216246457 in words is "one hundred thirty-two billion, two hundred sixteen million, two hundred forty-six thousand, four hundred fifty-seven".