6453236275217 has 2 divisors, whose sum is σ = 6453236275218. Its totient is φ = 6453236275216.

The previous prime is 6453236275111. The next prime is 6453236275243. The reversal of 6453236275217 is 7125726323546.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5004007937296 + 1449228337921 = 2236964^2 + 1203839^2 .

It is a cyclic number.

It is not a de Polignac number, because 6453236275217 - 2¹⁶ = 6453236209681 is a prime.

It is not a weakly prime, because it can be changed into another prime (6453236274217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226618137608 + 3226618137609.

It is an arithmetic number, because the mean of its divisors is an integer number (3226618137609).

Almost surely, 2^{6453236275217} is an apocalyptic number.

It is an amenable number.

6453236275217 is a deficient number, since it is larger than the sum of its proper divisors (1).

6453236275217 is an equidigital number, since it uses as much as digits as its factorization.

6453236275217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12700800, while the sum is 53.

The spelling of 6453236275217 in words is "six trillion, four hundred fifty-three billion, two hundred thirty-six million, two hundred seventy-five thousand, two hundred seventeen".