53440354411 has 8 divisors (see below), whose sum is σ = 55234278320. Its totient is φ = 51664830048.

The previous prime is 53440354333. The next prime is 53440354417. The reversal of 53440354411 is 11445304435.

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 53440354411 - 2⁹ = 53440353899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53440354417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4593981 + ... + 4605598.

It is an arithmetic number, because the mean of its divisors is an integer number (6904284790).

Almost surely, 2^53440354411 is an apocalyptic number.

53440354411 is a deficient number, since it is larger than the sum of its proper divisors (1793923909).

53440354411 is a wasteful number, since it uses less digits than its factorization.

53440354411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9199773.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 53440354411 its reverse (11445304435), we get a palindrome (64885658846).

The spelling of 53440354411 in words is "fifty-three billion, four hundred forty million, three hundred fifty-four thousand, four hundred eleven".