55163383 has 8 divisors (see below), whose sum is σ = 61459200. Its totient is φ = 49081080.

The previous prime is 55163371. The next prime is 55163393. The reversal of 55163383 is 38336155.

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-55163383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55163393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52833 + ... + 53866.

It is an arithmetic number, because the mean of its divisors is an integer number (7682400).

Almost surely, 2^55163383 is an apocalyptic number.

55163383 is a deficient number, since it is larger than the sum of its proper divisors (6295817).

55163383 is a wasteful number, since it uses less digits than its factorization.

55163383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106757.

The product of its digits is 32400, while the sum is 34.

The square root of 55163383 is about 7427.2055983391. The cubic root of 55163383 is about 380.6714421650.

The spelling of 55163383 in words is "fifty-five million, one hundred sixty-three thousand, three hundred eighty-three".