41643321239728 has 80 divisors (see below), whose sum is σ = 91192330192320. Its totient is φ = 18278074248192.

The previous prime is 41643321239713. The next prime is 41643321239831. The reversal of 41643321239728 is 82793212334614.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24330483 + ... + 25985746.

It is an arithmetic number, because the mean of its divisors is an integer number (1139904127404).

Almost surely, 2^{41643321239728} is an apocalyptic number.

It is an amenable number.

41643321239728 is an abundant number, since it is smaller than the sum of its proper divisors (49549008952592).

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

41643321239728 is a wasteful number, since it uses less digits than its factorization.

41643321239728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50316446 (or 50316440 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 55.

The spelling of 41643321239728 in words is "forty-one trillion, six hundred forty-three billion, three hundred twenty-one million, two hundred thirty-nine thousand, seven hundred twenty-eight".