455308308647 has 2 divisors, whose sum is σ = 455308308648. Its totient is φ = 455308308646.

The previous prime is 455308308619. The next prime is 455308308691. The reversal of 455308308647 is 746803803554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455308308647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455308308547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227654154323 + 227654154324.

It is an arithmetic number, because the mean of its divisors is an integer number (227654154324).

Almost surely, 2^455308308647 is an apocalyptic number.

455308308647 is a deficient number, since it is larger than the sum of its proper divisors (1).

455308308647 is an equidigital number, since it uses as much as digits as its factorization.

455308308647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 455308308647 in words is "four hundred fifty-five billion, three hundred eight million, three hundred eight thousand, six hundred forty-seven".