5510610108561 has 4 divisors (see below), whose sum is σ = 7347480144752. Its totient is φ = 3673740072372.

The previous prime is 5510610108557. The next prime is 5510610108581. The reversal of 5510610108561 is 1658010160155.

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 not a de Polignac number, because 5510610108561 - 2² = 5510610108557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5510610108581) 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, 918435018091 + ... + 918435018096.

It is an arithmetic number, because the mean of its divisors is an integer number (1836870036188).

Almost surely, 2^{5510610108561} is an apocalyptic number.

It is an amenable number.

5510610108561 is a deficient number, since it is larger than the sum of its proper divisors (1836870036191).

5510610108561 is a wasteful number, since it uses less digits than its factorization.

5510610108561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836870036190.

The product of its (nonzero) digits is 36000, while the sum is 39.

The spelling of 5510610108561 in words is "five trillion, five hundred ten billion, six hundred ten million, one hundred eight thousand, five hundred sixty-one".