55636555201 has 4 divisors (see below), whose sum is σ = 55638255492. Its totient is φ = 55634854912.

The previous prime is 55636555159. The next prime is 55636555207. The reversal of 55636555201 is 10255563655.

55636555201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18944769600 + 36691785601 = 137640^2 + 191551^2 .

It is a cyclic number.

It is not a de Polignac number, because 55636555201 - 2³³ = 47046620609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55636555207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800080 + ... + 866833.

It is an arithmetic number, because the mean of its divisors is an integer number (13909563873).

Almost surely, 2^55636555201 is an apocalyptic number.

It is an amenable number.

55636555201 is a deficient number, since it is larger than the sum of its proper divisors (1700291).

55636555201 is a wasteful number, since it uses less digits than its factorization.

55636555201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700290.

The product of its (nonzero) digits is 675000, while the sum is 43.

The spelling of 55636555201 in words is "fifty-five billion, six hundred thirty-six million, five hundred fifty-five thousand, two hundred one".