5515211365133 has 4 divisors (see below), whose sum is σ = 5839635563100. Its totient is φ = 5190787167168.

The previous prime is 5515211365121. The next prime is 5515211365151. The reversal of 5515211365133 is 3315631125155.

5515211365133 is digitally balanced in base 3, 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 1732100784649 + 3783110580484 = 1316093^2 + 1945022^2 .

It is a cyclic number.

It is not a de Polignac number, because 5515211365133 - 2²⁰ = 5515210316557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515211365193) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 162212098958 + ... + 162212098991.

It is an arithmetic number, because the mean of its divisors is an integer number (1459908890775).

Almost surely, 2^{5515211365133} is an apocalyptic number.

It is an amenable number.

5515211365133 is a deficient number, since it is larger than the sum of its proper divisors (324424197967).

5515211365133 is a wasteful number, since it uses less digits than its factorization.

5515211365133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324424197966.

The product of its digits is 202500, while the sum is 41.

The spelling of 5515211365133 in words is "five trillion, five hundred fifteen billion, two hundred eleven million, three hundred sixty-five thousand, one hundred thirty-three".