455758857509 has 2 divisors, whose sum is σ = 455758857510. Its totient is φ = 455758857508.

The previous prime is 455758857497. The next prime is 455758857611. The reversal of 455758857509 is 905758857554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432503522500 + 23255335009 = 657650^2 + 152497^2 .

It is a cyclic number.

It is not a de Polignac number, because 455758857509 - 2²⁴ = 455742080293 is a prime.

It is a super-2 number, since 2×455758857509² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455758853509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227879428754 + 227879428755.

It is an arithmetic number, because the mean of its divisors is an integer number (227879428755).

Almost surely, 2^455758857509 is an apocalyptic number.

It is an amenable number.

455758857509 is a deficient number, since it is larger than the sum of its proper divisors (1).

455758857509 is an equidigital number, since it uses as much as digits as its factorization.

455758857509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800000, while the sum is 68.

The spelling of 455758857509 in words is "four hundred fifty-five billion, seven hundred fifty-eight million, eight hundred fifty-seven thousand, five hundred nine".