53143205330 has 16 divisors (see below), whose sum is σ = 95662436184. Its totient is φ = 21256245120.

The previous prime is 53143205303. The next prime is 53143205347. The reversal of 53143205330 is 3350234135.

It can be written as a sum of positive squares in 4 ways, for example, as 40389342841 + 12753862489 = 200971^2 + 112933^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53143205293 and 53143205302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106004 + ... + 342816.

Almost surely, 2^53143205330 is an apocalyptic number.

53143205330 is a deficient number, since it is larger than the sum of its proper divisors (42519230854).

53143205330 is a wasteful number, since it uses less digits than its factorization.

53143205330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259261.

The product of its (nonzero) digits is 16200, while the sum is 29.

Adding to 53143205330 its reverse (3350234135), we get a palindrome (56493439465).

The spelling of 53143205330 in words is "fifty-three billion, one hundred forty-three million, two hundred five thousand, three hundred thirty".