104631442140543 has 24 divisors (see below), whose sum is σ = 152314755822000. Its totient is φ = 63804291376896.

The previous prime is 104631442140517. The next prime is 104631442140551. The reversal of 104631442140543 is 345041244136401.

It is not a de Polignac number, because 104631442140543 - 2²² = 104631437946239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104631442140495 and 104631442140504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104631442144543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1665703018 + ... + 1665765831.

It is an arithmetic number, because the mean of its divisors is an integer number (6346448159250).

Almost surely, 2^{104631442140543} is an apocalyptic number.

104631442140543 is a deficient number, since it is larger than the sum of its proper divisors (47683313681457).

104631442140543 is a wasteful number, since it uses less digits than its factorization.

104631442140543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3331468919 (or 3331468900 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

Adding to 104631442140543 its reverse (345041244136401), we get a palindrome (449672686276944).

The spelling of 104631442140543 in words is "one hundred four trillion, six hundred thirty-one billion, four hundred forty-two million, one hundred forty thousand, five hundred forty-three".