51210004343 has 8 divisors (see below), whose sum is σ = 51358625088. Its totient is φ = 51061548384.

The previous prime is 51210004271. The next prime is 51210004369. The reversal of 51210004343 is 34340001215.

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

It is a cyclic number.

It is not a de Polignac number, because 51210004343 - 2¹⁶ = 51209938807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51210004243) 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 7 ways as a sum of consecutive naturals, for example, 595421 + ... + 675977.

It is an arithmetic number, because the mean of its divisors is an integer number (6419828136).

Almost surely, 2^51210004343 is an apocalyptic number.

51210004343 is a deficient number, since it is larger than the sum of its proper divisors (148620745).

51210004343 is a wasteful number, since it uses less digits than its factorization.

51210004343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82393.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 51210004343 its reverse (34340001215), we get a palindrome (85550005558).

The spelling of 51210004343 in words is "fifty-one billion, two hundred ten million, four thousand, three hundred forty-three".