453959999989 has 2 divisors, whose sum is σ = 453959999990. Its totient is φ = 453959999988.

The previous prime is 453959999981. The next prime is 453960000019. The reversal of 453959999989 is 989999959354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409813787889 + 44146212100 = 640167^2 + 210110^2 .

It is a cyclic number.

It is not a de Polignac number, because 453959999989 - 2³ = 453959999981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453959999981) 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, 226979999994 + 226979999995.

It is an arithmetic number, because the mean of its divisors is an integer number (226979999995).

Almost surely, 2^453959999989 is an apocalyptic number.

It is an amenable number.

453959999989 is a deficient number, since it is larger than the sum of its proper divisors (1).

453959999989 is an equidigital number, since it uses as much as digits as its factorization.

453959999989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11479125600, while the sum is 88.

The spelling of 453959999989 in words is "four hundred fifty-three billion, nine hundred fifty-nine million, nine hundred ninety-nine thousand, nine hundred eighty-nine".