454188449707 has 2 divisors, whose sum is σ = 454188449708. Its totient is φ = 454188449706.

The previous prime is 454188449681. The next prime is 454188449773. The reversal of 454188449707 is 707944881454.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454188449707 - 2¹¹ = 454188447659 is a prime.

It is not a weakly prime, because it can be changed into another prime (454188449777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227094224853 + 227094224854.

It is an arithmetic number, because the mean of its divisors is an integer number (227094224854).

Almost surely, 2^454188449707 is an apocalyptic number.

454188449707 is a deficient number, since it is larger than the sum of its proper divisors (1).

454188449707 is an equidigital number, since it uses as much as digits as its factorization.

454188449707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36126720, while the sum is 61.

The spelling of 454188449707 in words is "four hundred fifty-four billion, one hundred eighty-eight million, four hundred forty-nine thousand, seven hundred seven".