53550655 has 8 divisors (see below), whose sum is σ = 65997792. Its totient is φ = 41682528.

The previous prime is 53550643. The next prime is 53550661. The reversal of 53550655 is 55605535.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53550655 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53550655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144547 + ... + 144916.

It is an arithmetic number, because the mean of its divisors is an integer number (8249724).

Almost surely, 2^53550655 is an apocalyptic number.

53550655 is a deficient number, since it is larger than the sum of its proper divisors (12447137).

53550655 is a wasteful number, since it uses less digits than its factorization.

53550655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289505.

The product of its (nonzero) digits is 56250, while the sum is 34.

The square root of 53550655 is about 7317.8313044235. The cubic root of 53550655 is about 376.9249874795.

The spelling of 53550655 in words is "fifty-three million, five hundred fifty thousand, six hundred fifty-five".