41441821664 has 24 divisors (see below), whose sum is σ = 81612045648. Its totient is φ = 20714952960.

The previous prime is 41441821661. The next prime is 41441821679. The reversal of 41441821664 is 46612814414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41441821661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72077 + ... + 296780.

It is an arithmetic number, because the mean of its divisors is an integer number (3400501902).

Almost surely, 2^41441821664 is an apocalyptic number.

It is an amenable number.

41441821664 is a deficient number, since it is larger than the sum of its proper divisors (40170223984).

41441821664 is a wasteful number, since it uses less digits than its factorization.

41441821664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372378 (or 372370 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The spelling of 41441821664 in words is "forty-one billion, four hundred forty-one million, eight hundred twenty-one thousand, six hundred sixty-four".