50655 has 16 divisors (see below), whose sum is σ = 88704. Its totient is φ = 24480.

The previous prime is 50651. The next prime is 50671. The reversal of 50655 is 55605.

It is not a de Polignac number, because 50655 - 2² = 50651 is a prime.

It is a nialpdrome in base 9.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 50655.

It is not an unprimeable number, because it can be changed into a prime (50651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12 + ... + 318.

It is an arithmetic number, because the mean of its divisors is an integer number (5544).

2⁵⁰⁶⁵⁵ is an apocalyptic number.

50655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

50655 is a deficient number, since it is larger than the sum of its proper divisors (38049).

50655 is a wasteful number, since it uses less digits than its factorization.

50655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 50655 is about 225.0666567930. The cubic root of 50655 is about 37.0004869671. Note that the first 3 decimals are identical.

Subtracting 50655 from its reverse (55605), we obtain a triangular number (4950 = T₉₉).

It can be divided in two parts, 506 and 55, that added together give a triangular number (561 = T₃₃).

The spelling of 50655 in words is "fifty thousand, six hundred fifty-five".