454202051249 has 2 divisors, whose sum is σ = 454202051250. Its totient is φ = 454202051248.

The previous prime is 454202051239. The next prime is 454202051309. The reversal of 454202051249 is 942150202454.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305745961249 + 148456090000 = 552943^2 + 385300^2 .

It is a cyclic number.

It is not a de Polignac number, because 454202051249 - 2⁸ = 454202050993 is a prime.

It is not a weakly prime, because it can be changed into another prime (454202051239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227101025624 + 227101025625.

It is an arithmetic number, because the mean of its divisors is an integer number (227101025625).

Almost surely, 2^454202051249 is an apocalyptic number.

It is an amenable number.

454202051249 is a deficient number, since it is larger than the sum of its proper divisors (1).

454202051249 is an equidigital number, since it uses as much as digits as its factorization.

454202051249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 454202051249 in words is "four hundred fifty-four billion, two hundred two million, fifty-one thousand, two hundred forty-nine".