656556050 has 48 divisors (see below), whose sum is σ = 1256203080. Its totient is φ = 255191040.

The previous prime is 656556029. The next prime is 656556067. The reversal of 656556050 is 50655656.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 266375041 + 390181009 = 16321^2 + 19753^2 .

It is a junction number, because it is equal to n+sod(n) for n = 656555995 and 656556013.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 287714 + ... + 289986.

Almost surely, 2^656556050 is an apocalyptic number.

656556050 is a deficient number, since it is larger than the sum of its proper divisors (599647030).

656556050 is a wasteful number, since it uses less digits than its factorization.

656556050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447 (or 2442 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 656556050 is about 25623.3497029565. The cubic root of 656556050 is about 869.1417307606.

The spelling of 656556050 in words is "six hundred fifty-six million, five hundred fifty-six thousand, fifty".