454491064829 has 2 divisors, whose sum is σ = 454491064830. Its totient is φ = 454491064828.

The previous prime is 454491064801. The next prime is 454491064837. The reversal of 454491064829 is 928460194454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275705855929 + 178785208900 = 525077^2 + 422830^2 .

It is a cyclic number.

It is not a de Polignac number, because 454491064829 - 2²⁴ = 454474287613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454491064129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227245532414 + 227245532415.

It is an arithmetic number, because the mean of its divisors is an integer number (227245532415).

Almost surely, 2^454491064829 is an apocalyptic number.

It is an amenable number.

454491064829 is a deficient number, since it is larger than the sum of its proper divisors (1).

454491064829 is an equidigital number, since it uses as much as digits as its factorization.

454491064829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 454491064829 in words is "four hundred fifty-four billion, four hundred ninety-one million, sixty-four thousand, eight hundred twenty-nine".