51104350043 has 4 divisors (see below), whose sum is σ = 52866569040. Its totient is φ = 49342131048.

The previous prime is 51104350009. The next prime is 51104350057. The reversal of 51104350043 is 34005340115.

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 51104350043 - 2⁶ = 51104349979 is a prime.

It is a super-2 number, since 2×51104350043² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51104349994 and 51104350021.

It is not an unprimeable number, because it can be changed into a prime (51104350243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 881109455 + ... + 881109512.

It is an arithmetic number, because the mean of its divisors is an integer number (13216642260).

Almost surely, 2^51104350043 is an apocalyptic number.

51104350043 is a deficient number, since it is larger than the sum of its proper divisors (1762218997).

51104350043 is a wasteful number, since it uses less digits than its factorization.

51104350043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762218996.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 51104350043 its reverse (34005340115), we get a palindrome (85109690158).

The spelling of 51104350043 in words is "fifty-one billion, one hundred four million, three hundred fifty thousand, forty-three".