148985466489 has 6 divisors (see below), whose sum is σ = 215201229386. Its totient is φ = 99323644320.

The previous prime is 148985466449. The next prime is 148985466523. The reversal of 148985466489 is 984664589841.

148985466489 is a `hidden beast` number, since 1 + 4 + 8 + 9 + 85 + 4 + 66 + 489 = 666.

148985466489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 148751376489 + 234090000 = 385683^2 + 15300^2 .

It is not a de Polignac number, because 148985466489 - 2²³ = 148977077881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148985466419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8276970352 + ... + 8276970369.

Almost surely, 2^148985466489 is an apocalyptic number.

It is an amenable number.

148985466489 is a deficient number, since it is larger than the sum of its proper divisors (66215762897).

148985466489 is a wasteful number, since it uses less digits than its factorization.

148985466489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16553940727 (or 16553940724 counting only the distinct ones).

The product of its digits is 477757440, while the sum is 72.

The spelling of 148985466489 in words is "one hundred forty-eight billion, nine hundred eighty-five million, four hundred sixty-six thousand, four hundred eighty-nine".