840832241841 has 48 divisors (see below), whose sum is σ = 1269114362880. Its totient is φ = 556287477840.

The previous prime is 840832241833. The next prime is 840832241849. The reversal of 840832241841 is 148142238048.

840832241841 is a `hidden beast` number, since 8 + 408 + 3 + 224 + 18 + 4 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (840832241833) and next prime (840832241849).

It is not a de Polignac number, because 840832241841 - 2³ = 840832241833 is a prime.

It is a super-2 number, since 2×840832241841² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (840832241849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 122370636 + ... + 122377506.

It is an arithmetic number, because the mean of its divisors is an integer number (26439882560).

Almost surely, 2^840832241841 is an apocalyptic number.

840832241841 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

840832241841 is a deficient number, since it is larger than the sum of its proper divisors (428282121039).

840832241841 is a wasteful number, since it uses less digits than its factorization.

840832241841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10648 (or 10636 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

Adding to 840832241841 its reverse (148142238048), we get a palindrome (988974479889).

The spelling of 840832241841 in words is "eight hundred forty billion, eight hundred thirty-two million, two hundred forty-one thousand, eight hundred forty-one".