55648200863 has 4 divisors (see below), whose sum is σ = 58577053560. Its totient is φ = 52719348168.

The previous prime is 55648200857. The next prime is 55648200893. The reversal of 55648200863 is 36800284655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55648200863 - 2¹⁶ = 55648135327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55648200893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464426320 + ... + 1464426357.

It is an arithmetic number, because the mean of its divisors is an integer number (14644263390).

Almost surely, 2^55648200863 is an apocalyptic number.

55648200863 is a deficient number, since it is larger than the sum of its proper divisors (2928852697).

55648200863 is a wasteful number, since it uses less digits than its factorization.

55648200863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928852696.

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 55648200863 in words is "fifty-five billion, six hundred forty-eight million, two hundred thousand, eight hundred sixty-three".