41463381918 has 128 divisors (see below), whose sum is σ = 98718197760. Its totient is φ = 11364986880.

The previous prime is 41463381917. The next prime is 41463381937. The reversal of 41463381918 is 81918336414.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41463381917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27845718 + ... + 27847206.

It is an arithmetic number, because the mean of its divisors is an integer number (771235920).

Almost surely, 2^41463381918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41463381918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49359098880).

41463381918 is an abundant number, since it is smaller than the sum of its proper divisors (57254815842).

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

41463381918 is a wasteful number, since it uses less digits than its factorization.

41463381918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802.

The product of its digits is 497664, while the sum is 48.

The spelling of 41463381918 in words is "forty-one billion, four hundred sixty-three million, three hundred eighty-one thousand, nine hundred eighteen".