53105335501 has 4 divisors (see below), whose sum is σ = 53631131004. Its totient is φ = 52579540000.

The previous prime is 53105335487. The next prime is 53105335603. The reversal of 53105335501 is 10553350135.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47469079876 + 5636255625 = 217874^2 + 75075^2 .

It is a cyclic number.

It is not a de Polignac number, because 53105335501 - 2⁷ = 53105335373 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 (53105335001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262897600 + ... + 262897801.

It is an arithmetic number, because the mean of its divisors is an integer number (13407782751).

Almost surely, 2^53105335501 is an apocalyptic number.

It is an amenable number.

53105335501 is a deficient number, since it is larger than the sum of its proper divisors (525795503).

53105335501 is a wasteful number, since it uses less digits than its factorization.

53105335501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525795502.

The product of its (nonzero) digits is 16875, while the sum is 31.

Adding to 53105335501 its reverse (10553350135), we get a palindrome (63658685636).

The spelling of 53105335501 in words is "fifty-three billion, one hundred five million, three hundred thirty-five thousand, five hundred one".