5561061005001 has 16 divisors (see below), whose sum is σ = 7743613908096. Its totient is φ = 3543211284096.

The previous prime is 5561061004981. The next prime is 5561061005053. The reversal of 5561061005001 is 1005001601655.

5561061005001 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5561061005001 - 2⁶ = 5561061004937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5561061005001.

It is not an unprimeable number, because it can be changed into a prime (5561061004001) 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 15 ways as a sum of consecutive naturals, for example, 33696010 + ... + 33860643.

It is an arithmetic number, because the mean of its divisors is an integer number (483975869256).

Almost surely, 2^{5561061005001} is an apocalyptic number.

It is an amenable number.

5561061005001 is a deficient number, since it is larger than the sum of its proper divisors (2182552903095).

5561061005001 is a wasteful number, since it uses less digits than its factorization.

5561061005001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67557872.

The product of its (nonzero) digits is 4500, while the sum is 30.

Adding to 5561061005001 its reverse (1005001601655), we get a palindrome (6566062606656).

The spelling of 5561061005001 in words is "five trillion, five hundred sixty-one billion, sixty-one million, five thousand, one".