5505501105561 has 8 divisors (see below), whose sum is σ = 7593794628480. Its totient is φ = 3543770826512.

The previous prime is 5505501105551. The next prime is 5505501105589. The reversal of 5505501105561 is 1655011055055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5505501105561 - 2¹⁴ = 5505501089177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5505501105541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31640810865 + ... + 31640811038.

It is an arithmetic number, because the mean of its divisors is an integer number (949224328560).

Almost surely, 2^{5505501105561} is an apocalyptic number.

It is an amenable number.

5505501105561 is a deficient number, since it is larger than the sum of its proper divisors (2088293522919).

5505501105561 is a wasteful number, since it uses less digits than its factorization.

5505501105561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63281621935.

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 5505501105561 in words is "five trillion, five hundred five billion, five hundred one million, one hundred five thousand, five hundred sixty-one".