5505561105061 has 4 divisors (see below), whose sum is σ = 5548911980032. Its totient is φ = 5462210230092.

The previous prime is 5505561105043. The next prime is 5505561105113. The reversal of 5505561105061 is 1605011655055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5505561105061 - 2¹¹ = 5505561103013 is a prime.

It is a super-3 number, since 3×5505561105061³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505561105361) 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, 21675437295 + ... + 21675437548.

It is an arithmetic number, because the mean of its divisors is an integer number (1387227995008).

Almost surely, 2^{5505561105061} is an apocalyptic number.

It is an amenable number.

5505561105061 is a deficient number, since it is larger than the sum of its proper divisors (43350874971).

5505561105061 is a wasteful number, since it uses less digits than its factorization.

5505561105061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43350874970.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 5505561105061 in words is "five trillion, five hundred five billion, five hundred sixty-one million, one hundred five thousand, sixty-one".