246448458889 has 2 divisors, whose sum is σ = 246448458890. Its totient is φ = 246448458888.

The previous prime is 246448458853. The next prime is 246448458929. The reversal of 246448458889 is 988854844642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246206500864 + 241958025 = 496192^2 + 15555^2 .

It is a cyclic number.

It is not a de Polignac number, because 246448458889 - 2³¹ = 244300975241 is a prime.

It is a super-2 number, since 2×246448458889² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (246448458689) 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, 123224229444 + 123224229445.

It is an arithmetic number, because the mean of its divisors is an integer number (123224229445).

Almost surely, 2^246448458889 is an apocalyptic number.

It is an amenable number.

246448458889 is a deficient number, since it is larger than the sum of its proper divisors (1).

246448458889 is an equidigital number, since it uses as much as digits as its factorization.

246448458889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 566231040, while the sum is 70.

The spelling of 246448458889 in words is "two hundred forty-six billion, four hundred forty-eight million, four hundred fifty-eight thousand, eight hundred eighty-nine".