6106561505 has 32 divisors (see below), whose sum is σ = 8333853696. Its totient is φ = 4255200000.

The previous prime is 6106561459. The next prime is 6106561507. The reversal of 6106561505 is 5051656016.

It is not a de Polignac number, because 6106561505 - 2⁶ = 6106561441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6106561507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154475 + ... + 189935.

It is an arithmetic number, because the mean of its divisors is an integer number (260432928).

Almost surely, 2^6106561505 is an apocalyptic number.

It is an amenable number.

6106561505 is a deficient number, since it is larger than the sum of its proper divisors (2227292191).

6106561505 is a wasteful number, since it uses less digits than its factorization.

6106561505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35609.

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

The square root of 6106561505 is about 78144.4912005958. The cubic root of 6106561505 is about 1827.8150343656.

The spelling of 6106561505 in words is "six billion, one hundred six million, five hundred sixty-one thousand, five hundred five".