55505606010601 has 4 divisors (see below), whose sum is σ = 55507689502804. Its totient is φ = 55503522518400.

The previous prime is 55505606010571. The next prime is 55505606010677. The reversal of 55505606010601 is 10601060650555.

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 11323063480576 + 44182542530025 = 3364976^2 + 6646995^2 .

It is a cyclic number.

It is not a de Polignac number, because 55505606010601 - 2⁷ = 55505606010473 is a prime.

It is a super-3 number, since 3×55505606010601³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55505306010601) 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, 1041706140 + ... + 1041759421.

It is an arithmetic number, because the mean of its divisors is an integer number (13876922375701).

Almost surely, 2^{55505606010601} is an apocalyptic number.

It is an amenable number.

55505606010601 is a deficient number, since it is larger than the sum of its proper divisors (2083492203).

55505606010601 is a wasteful number, since it uses less digits than its factorization.

55505606010601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083492202.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 55505606010601 in words is "fifty-five trillion, five hundred five billion, six hundred six million, ten thousand, six hundred one".