659409412 has 12 divisors (see below), whose sum is σ = 1185155020. Its totient is φ = 320793696.

The previous prime is 659409409. The next prime is 659409419. The reversal of 659409412 is 214904956.

It can be written as a sum of positive squares in 2 ways, for example, as 576672196 + 82737216 = 24014^2 + 9096^2 .

It is not an unprimeable number, because it can be changed into a prime (659409419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2227587 + ... + 2227882.

Almost surely, 2^659409412 is an apocalyptic number.

It is an amenable number.

659409412 is a deficient number, since it is larger than the sum of its proper divisors (525745608).

659409412 is a wasteful number, since it uses less digits than its factorization.

659409412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455510 (or 4455508 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 659409412 is about 25678.9682814555. The cubic root of 659409412 is about 870.3989943338.

The spelling of 659409412 in words is "six hundred fifty-nine million, four hundred nine thousand, four hundred twelve".