6061505561 has 8 divisors (see below), whose sum is σ = 6106236864. Its totient is φ = 6016898160.

The previous prime is 6061505539. The next prime is 6061505603. The reversal of 6061505561 is 1655051606.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6061505561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6061505861) 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, 68396 + ... + 129618.

It is an arithmetic number, because the mean of its divisors is an integer number (763279608).

Almost surely, 2^6061505561 is an apocalyptic number.

It is an amenable number.

6061505561 is a deficient number, since it is larger than the sum of its proper divisors (44731303).

6061505561 is a wasteful number, since it uses less digits than its factorization.

6061505561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61951.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 6061505561 is about 77855.6713476931. The cubic root of 6061505561 is about 1823.3085533906.

The spelling of 6061505561 in words is "six billion, sixty-one million, five hundred five thousand, five hundred sixty-one".