51543424041 has 8 divisors (see below), whose sum is σ = 68884020864. Its totient is φ = 34282554960.

The previous prime is 51543424027. The next prime is 51543424043. The reversal of 51543424041 is 14042434515.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51543424041 - 2⁶ = 51543423977 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51543423993 and 51543424011.

It is not an unprimeable number, because it can be changed into a prime (51543424043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19930426 + ... + 19933011.

It is an arithmetic number, because the mean of its divisors is an integer number (8610502608).

Almost surely, 2^51543424041 is an apocalyptic number.

It is an amenable number.

51543424041 is a deficient number, since it is larger than the sum of its proper divisors (17340596823).

51543424041 is a wasteful number, since it uses less digits than its factorization.

51543424041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39863871.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 51543424041 its reverse (14042434515), we get a palindrome (65585858556).

The spelling of 51543424041 in words is "fifty-one billion, five hundred forty-three million, four hundred twenty-four thousand, forty-one".