6005061561 has 8 divisors (see below), whose sum is σ = 8016094944. Its totient is φ = 3998701280.

The previous prime is 6005061539. The next prime is 6005061571. The reversal of 6005061561 is 1651605006.

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 6005061561 - 2⁶ = 6005061497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6005061571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1165275 + ... + 1170416.

It is an arithmetic number, because the mean of its divisors is an integer number (1002011868).

Almost surely, 2^6005061561 is an apocalyptic number.

It is an amenable number.

6005061561 is a deficient number, since it is larger than the sum of its proper divisors (2011033383).

6005061561 is a wasteful number, since it uses less digits than its factorization.

6005061561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336551.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 6005061561 is about 77492.3322722965. The cubic root of 6005061561 is about 1817.6314195893.

Adding to 6005061561 its reverse (1651605006), we get a palindrome (7656666567).

The spelling of 6005061561 in words is "six billion, five million, sixty-one thousand, five hundred sixty-one".