41851468481 has 4 divisors (see below), whose sum is σ = 41856647892. Its totient is φ = 41846289072.

The previous prime is 41851468471. The next prime is 41851468489. The reversal of 41851468481 is 18486415814.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14422809025 + 27428659456 = 120095^2 + 165616^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41851468481 is a prime.

It is a super-2 number, since 2×41851468481² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41851468489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2577566 + ... + 2593751.

It is an arithmetic number, because the mean of its divisors is an integer number (10464161973).

Almost surely, 2^41851468481 is an apocalyptic number.

It is an amenable number.

41851468481 is a deficient number, since it is larger than the sum of its proper divisors (5179411).

41851468481 is an equidigital number, since it uses as much as digits as its factorization.

41851468481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5179410.

The product of its digits is 983040, while the sum is 50.

The spelling of 41851468481 in words is "forty-one billion, eight hundred fifty-one million, four hundred sixty-eight thousand, four hundred eighty-one".