659143059650 has 12 divisors (see below), whose sum is σ = 1226006091042. Its totient is φ = 263657223840.

The previous prime is 659143059611. The next prime is 659143059661. The reversal of 659143059650 is 56950341956.

It can be written as a sum of positive squares in 3 ways, for example, as 535878169369 + 123264890281 = 732037^2 + 351091^2 .

It is a junction number, because it is equal to n+sod(n) for n = 659143059592 and 659143059601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6591430547 + ... + 6591430646.

Almost surely, 2^659143059650 is an apocalyptic number.

659143059650 is a deficient number, since it is larger than the sum of its proper divisors (566863031392).

659143059650 is a wasteful number, since it uses less digits than its factorization.

659143059650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13182861205 (or 13182861200 counting only the distinct ones).

The product of its (nonzero) digits is 4374000, while the sum is 53.

The spelling of 659143059650 in words is "six hundred fifty-nine billion, one hundred forty-three million, fifty-nine thousand, six hundred fifty".