55663753 has 4 divisors (see below), whose sum is σ = 55748880. Its totient is φ = 55578628.

The previous prime is 55663747. The next prime is 55663757. The reversal of 55663753 is 35736655.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55663753 - 2⁹ = 55663241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55663757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41575 + ... + 42892.

It is an arithmetic number, because the mean of its divisors is an integer number (13937220).

Almost surely, 2^55663753 is an apocalyptic number.

It is an amenable number.

55663753 is a deficient number, since it is larger than the sum of its proper divisors (85127).

55663753 is an equidigital number, since it uses as much as digits as its factorization.

55663753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85126.

The product of its digits is 283500, while the sum is 40.

The square root of 55663753 is about 7460.8144997715. The cubic root of 55663753 is about 381.8189638598.

The spelling of 55663753 in words is "fifty-five million, six hundred sixty-three thousand, seven hundred fifty-three".