41681456871 has 4 divisors (see below), whose sum is σ = 55575275832. Its totient is φ = 27787637912.

The previous prime is 41681456867. The next prime is 41681456897. The reversal of 41681456871 is 17865418614.

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

It is a cyclic number.

It is not a de Polignac number, because 41681456871 - 2² = 41681456867 is a prime.

It is a super-2 number, since 2×41681456871² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41681456801) 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, 6946909476 + ... + 6946909481.

It is an arithmetic number, because the mean of its divisors is an integer number (13893818958).

Almost surely, 2^41681456871 is an apocalyptic number.

41681456871 is a deficient number, since it is larger than the sum of its proper divisors (13893818961).

41681456871 is a wasteful number, since it uses less digits than its factorization.

41681456871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13893818960.

The product of its digits is 1290240, while the sum is 51.

The spelling of 41681456871 in words is "forty-one billion, six hundred eighty-one million, four hundred fifty-six thousand, eight hundred seventy-one".