451566320935241 has 2 divisors, whose sum is σ = 451566320935242. Its totient is φ = 451566320935240.

The previous prime is 451566320935229. The next prime is 451566320935253. The reversal of 451566320935241 is 142539023665154.

It is a balanced prime because it is at equal distance from previous prime (451566320935229) and next prime (451566320935253).

It can be written as a sum of positive squares in only one way, i.e., 447033679935241 + 4532641000000 = 21143171^2 + 2129000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-451566320935241 is a prime.

It is not a weakly prime, because it can be changed into another prime (451566320935441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225783160467620 + 225783160467621.

It is an arithmetic number, because the mean of its divisors is an integer number (225783160467621).

Almost surely, 2^{451566320935241} is an apocalyptic number.

It is an amenable number.

451566320935241 is a deficient number, since it is larger than the sum of its proper divisors (1).

451566320935241 is an equidigital number, since it uses as much as digits as its factorization.

451566320935241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328000, while the sum is 56.

The spelling of 451566320935241 in words is "four hundred fifty-one trillion, five hundred sixty-six billion, three hundred twenty million, nine hundred thirty-five thousand, two hundred forty-one".