454545505049 has 2 divisors, whose sum is σ = 454545505050. Its totient is φ = 454545505048.

The previous prime is 454545505021. The next prime is 454545505067. The reversal of 454545505049 is 940505545454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 369047745049 + 85497760000 = 607493^2 + 292400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454545505049 is a prime.

It is a super-2 number, since 2×454545505049² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454545504988 and 454545505006.

It is not a weakly prime, because it can be changed into another prime (454545505019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227272752524 + 227272752525.

It is an arithmetic number, because the mean of its divisors is an integer number (227272752525).

Almost surely, 2^454545505049 is an apocalyptic number.

It is an amenable number.

454545505049 is a deficient number, since it is larger than the sum of its proper divisors (1).

454545505049 is an equidigital number, since it uses as much as digits as its factorization.

454545505049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200000, while the sum is 50.

The spelling of 454545505049 in words is "four hundred fifty-four billion, five hundred forty-five million, five hundred five thousand, forty-nine".