5610561101011 has 4 divisors (see below), whose sum is σ = 5666111211024. Its totient is φ = 5555010991000.

The previous prime is 5610561100973. The next prime is 5610561101029. The reversal of 5610561101011 is 1101011650165.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5610561101011 - 2¹⁷ = 5610560969939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5610561101081) 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, 27775054855 + ... + 27775055056.

It is an arithmetic number, because the mean of its divisors is an integer number (1416527802756).

Almost surely, 2^{5610561101011} is an apocalyptic number.

5610561101011 is a deficient number, since it is larger than the sum of its proper divisors (55550110013).

5610561101011 is a wasteful number, since it uses less digits than its factorization.

5610561101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55550110012.

The product of its (nonzero) digits is 900, while the sum is 28.

Adding to 5610561101011 its reverse (1101011650165), we get a palindrome (6711572751176).

The spelling of 5610561101011 in words is "five trillion, six hundred ten billion, five hundred sixty-one million, one hundred one thousand, eleven".