53334211523 has 4 divisors (see below), whose sum is σ = 53567112240. Its totient is φ = 53101310808.

The previous prime is 53334211519. The next prime is 53334211559. The reversal of 53334211523 is 32511243335.

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

It is a cyclic number.

It is not a de Polignac number, because 53334211523 - 2² = 53334211519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53334211523.

It is not an unprimeable number, because it can be changed into a prime (53334211223) 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 3 ways as a sum of consecutive naturals, for example, 116450015 + ... + 116450472.

It is an arithmetic number, because the mean of its divisors is an integer number (13391778060).

Almost surely, 2^53334211523 is an apocalyptic number.

53334211523 is a deficient number, since it is larger than the sum of its proper divisors (232900717).

53334211523 is a wasteful number, since it uses less digits than its factorization.

53334211523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232900716.

The product of its digits is 32400, while the sum is 32.

Adding to 53334211523 its reverse (32511243335), we get a palindrome (85845454858).

The spelling of 53334211523 in words is "fifty-three billion, three hundred thirty-four million, two hundred eleven thousand, five hundred twenty-three".