6065406261 has 24 divisors (see below), whose sum is σ = 8962742360. Its totient is φ = 3951576576.

The previous prime is 6065406253. The next prime is 6065406287. The reversal of 6065406261 is 1626045606.

It is a happy number.

6065406261 is a `hidden beast` number, since 606 + 5 + 40 + 6 + 2 + 6 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3761982225 + 2303424036 = 61335^2 + 47994^2 .

It is not a de Polignac number, because 6065406261 - 2³ = 6065406253 is a prime.

It is a super-2 number, since 2×6065406261² = 73578306221956000242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6065406161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29265 + ... + 113961.

Almost surely, 2^6065406261 is an apocalyptic number.

It is an amenable number.

6065406261 is a deficient number, since it is larger than the sum of its proper divisors (2897336099).

6065406261 is a wasteful number, since it uses less digits than its factorization.

6065406261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84885 (or 84882 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 6065406261 is about 77880.7181592466. The cubic root of 6065406261 is about 1823.6995813587.

The spelling of 6065406261 in words is "six billion, sixty-five million, four hundred six thousand, two hundred sixty-one".