53166656 has 14 divisors (see below), whose sum is σ = 105502710. Its totient is φ = 26583296.

The previous prime is 53166653. The next prime is 53166683. The reversal of 53166656 is 65666135.

It can be written as a sum of positive squares in only one way, i.e., 36192256 + 16974400 = 6016^2 + 4120^2 .

It is not an unprimeable number, because it can be changed into a prime (53166653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415301 + ... + 415428.

Almost surely, 2^53166656 is an apocalyptic number.

It is an amenable number.

53166656 is a deficient number, since it is larger than the sum of its proper divisors (52336054).

53166656 is an equidigital number, since it uses as much as digits as its factorization.

53166656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830741 (or 830731 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The square root of 53166656 is about 7291.5468866352. The cubic root of 53166656 is about 376.0218789140.

The spelling of 53166656 in words is "fifty-three million, one hundred sixty-six thousand, six hundred fifty-six".