6641056746 has 12 divisors (see below), whose sum is σ = 14388956322. Its totient is φ = 2213685576.

The previous prime is 6641056739. The next prime is 6641056759. The reversal of 6641056746 is 6476501466.

6641056746 is a `hidden beast` number, since 6 + 6 + 41 + 0 + 567 + 46 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5320097721 + 1320959025 = 72939^2 + 36345^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184473781 + ... + 184473816.

Almost surely, 2^6641056746 is an apocalyptic number.

6641056746 is an abundant number, since it is smaller than the sum of its proper divisors (7747899576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6641056746 is a wasteful number, since it uses less digits than its factorization.

6641056746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368947605 (or 368947602 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 6641056746 is about 81492.6790945052. The cubic root of 6641056746 is about 1879.6589793775.

The spelling of 6641056746 in words is "six billion, six hundred forty-one million, fifty-six thousand, seven hundred forty-six".