55655165600 has 72 divisors (see below), whose sum is σ = 135918792828. Its totient is φ = 22253772800.

The previous prime is 55655165597. The next prime is 55655165651. The reversal of 55655165600 is 656155655.

It can be written as a sum of positive squares in 6 ways, for example, as 47717781136 + 7937384464 = 218444^2 + 89092^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2421362 + ... + 2444238.

Almost surely, 2^55655165600 is an apocalyptic number.

55655165600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55655165600 is an abundant number, since it is smaller than the sum of its proper divisors (80263627228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55655165600 is a wasteful number, since it uses less digits than its factorization.

55655165600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25938 (or 25925 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 55655165600 in words is "fifty-five billion, six hundred fifty-five million, one hundred sixty-five thousand, six hundred".