6641045528 has 48 divisors (see below), whose sum is σ = 14152808880. Its totient is φ = 2903760576.

The previous prime is 6641045491. The next prime is 6641045533. The reversal of 6641045528 is 8255401466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50900 + ... + 125987.

It is an arithmetic number, because the mean of its divisors is an integer number (294850185).

Almost surely, 2^6641045528 is an apocalyptic number.

It is an amenable number.

6641045528 is an abundant number, since it is smaller than the sum of its proper divisors (7511763352).

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

6641045528 is a wasteful number, since it uses less digits than its factorization.

6641045528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176944 (or 176921 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 6641045528 is about 81492.6102662076. The cubic root of 6641045528 is about 1879.6579210105.

The spelling of 6641045528 in words is "six billion, six hundred forty-one million, forty-five thousand, five hundred twenty-eight".