53140444123 has 8 divisors (see below), whose sum is σ = 57240914528. Its totient is φ = 49041794304.

The previous prime is 53140444051. The next prime is 53140444129. The reversal of 53140444123 is 32144404135.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53140444123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53140444129) 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, 394215 + ... + 511552.

It is an arithmetic number, because the mean of its divisors is an integer number (7155114316).

Almost surely, 2^53140444123 is an apocalyptic number.

53140444123 is a deficient number, since it is larger than the sum of its proper divisors (4100470405).

53140444123 is a wasteful number, since it uses less digits than its factorization.

53140444123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910293.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 53140444123 its reverse (32144404135), we get a palindrome (85284848258).

The spelling of 53140444123 in words is "fifty-three billion, one hundred forty million, four hundred forty-four thousand, one hundred twenty-three".