55543156536100 has 18 divisors (see below), whose sum is σ = 120528649683554. Its totient is φ = 22217262614400.

The previous prime is 55543156536083. The next prime is 55543156536149. The reversal of 55543156536100 is 163565134555.

It can be written as a sum of positive squares in 3 ways, for example, as 5007095423716 + 50536061112384 = 2237654^2 + 7108872^2 .

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 5 ways as a sum of consecutive naturals, for example, 277715782581 + ... + 277715782780.

Almost surely, 2^{55543156536100} is an apocalyptic number.

55543156536100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55543156536100 is an abundant number, since it is smaller than the sum of its proper divisors (64985493147454).

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

55543156536100 is a wasteful number, since it uses less digits than its factorization.

55543156536100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555431565375 (or 555431565368 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 55543156536100 in words is "fifty-five trillion, five hundred forty-three billion, one hundred fifty-six million, five hundred thirty-six thousand, one hundred".