216041033057 has 2 divisors, whose sum is σ = 216041033058. Its totient is φ = 216041033056.

The previous prime is 216041033009. The next prime is 216041033083. The reversal of 216041033057 is 750330140612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191829984256 + 24211048801 = 437984^2 + 155599^2 .

It is a cyclic number.

It is not a de Polignac number, because 216041033057 - 2²⁴ = 216024255841 is a prime.

It is not a weakly prime, because it can be changed into another prime (216041032057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108020516528 + 108020516529.

It is an arithmetic number, because the mean of its divisors is an integer number (108020516529).

Almost surely, 2^216041033057 is an apocalyptic number.

It is an amenable number.

216041033057 is a deficient number, since it is larger than the sum of its proper divisors (1).

216041033057 is an equidigital number, since it uses as much as digits as its factorization.

216041033057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 216041033057 its reverse (750330140612), we get a palindrome (966371173669).

The spelling of 216041033057 in words is "two hundred sixteen billion, forty-one million, thirty-three thousand, fifty-seven".