53381818335 has 16 divisors (see below), whose sum is σ = 85416390144. Its totient is φ = 28468476192.

The previous prime is 53381818331. The next prime is 53381818367.

It is a happy number.

53381818335 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53381818335 - 2² = 53381818331 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53381818331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146574 + ... + 358116.

It is an arithmetic number, because the mean of its divisors is an integer number (5338524384).

Almost surely, 2^53381818335 is an apocalyptic number.

53381818335 is a deficient number, since it is larger than the sum of its proper divisors (32034571809).

53381818335 is a wasteful number, since it uses less digits than its factorization.

53381818335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228374.

The product of its digits is 1036800, while the sum is 48.

The spelling of 53381818335 in words is "fifty-three billion, three hundred eighty-one million, eight hundred eighteen thousand, three hundred thirty-five".