55500654899 has 4 divisors (see below), whose sum is σ = 55550343264. Its totient is φ = 55450966536.

The previous prime is 55500654841. The next prime is 55500654931. The reversal of 55500654899 is 99845600555.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55500654899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55500654499) 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 3 ways as a sum of consecutive naturals, for example, 24842507 + ... + 24844740.

It is an arithmetic number, because the mean of its divisors is an integer number (13887585816).

Almost surely, 2^55500654899 is an apocalyptic number.

55500654899 is a deficient number, since it is larger than the sum of its proper divisors (49688365).

55500654899 is a wasteful number, since it uses less digits than its factorization.

55500654899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49688364.

The product of its (nonzero) digits is 9720000, while the sum is 56.

The spelling of 55500654899 in words is "fifty-five billion, five hundred million, six hundred fifty-four thousand, eight hundred ninety-nine".