455870564189 has 2 divisors, whose sum is σ = 455870564190. Its totient is φ = 455870564188.

The previous prime is 455870564179. The next prime is 455870564249. The reversal of 455870564189 is 981465078554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289535467225 + 166335096964 = 538085^2 + 407842^2 .

It is a cyclic number.

It is not a de Polignac number, because 455870564189 - 2¹⁶ = 455870498653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455870564179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227935282094 + 227935282095.

It is an arithmetic number, because the mean of its divisors is an integer number (227935282095).

Almost surely, 2^455870564189 is an apocalyptic number.

It is an amenable number.

455870564189 is a deficient number, since it is larger than the sum of its proper divisors (1).

455870564189 is an equidigital number, since it uses as much as digits as its factorization.

455870564189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384000, while the sum is 62.

The spelling of 455870564189 in words is "four hundred fifty-five billion, eight hundred seventy million, five hundred sixty-four thousand, one hundred eighty-nine".