455280464917 has 2 divisors, whose sum is σ = 455280464918. Its totient is φ = 455280464916.

The previous prime is 455280464869. The next prime is 455280464921. The reversal of 455280464917 is 719464082554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 451441547236 + 3838917681 = 671894^2 + 61959^2 .

It is a cyclic number.

It is not a de Polignac number, because 455280464917 - 2⁷ = 455280464789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455280464987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227640232458 + 227640232459.

It is an arithmetic number, because the mean of its divisors is an integer number (227640232459).

Almost surely, 2^455280464917 is an apocalyptic number.

It is an amenable number.

455280464917 is a deficient number, since it is larger than the sum of its proper divisors (1).

455280464917 is an equidigital number, since it uses as much as digits as its factorization.

455280464917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 455280464917 in words is "four hundred fifty-five billion, two hundred eighty million, four hundred sixty-four thousand, nine hundred seventeen".