6641120546 has 8 divisors (see below), whose sum is σ = 9962490780. Its totient is φ = 3320290288.

The previous prime is 6641120527. The next prime is 6641120593. The reversal of 6641120546 is 6450211466.

It can be written as a sum of positive squares in 2 ways, for example, as 5820011521 + 821109025 = 76289^2 + 28655^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102701 + ... + 154368.

Almost surely, 2^6641120546 is an apocalyptic number.

6641120546 is a deficient number, since it is larger than the sum of its proper divisors (3321370234).

6641120546 is a wasteful number, since it uses less digits than its factorization.

6641120546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269988.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 6641120546 is about 81493.0705397704. The cubic root of 6641120546 is about 1879.6649985932.

The spelling of 6641120546 in words is "six billion, six hundred forty-one million, one hundred twenty thousand, five hundred forty-six".