53381618335 has 4 divisors (see below), whose sum is σ = 64057942008. Its totient is φ = 42705294664.

The previous prime is 53381618299. The next prime is 53381618341.

53381618335 is nontrivially palindromic in base 10.

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 53381618335 - 2¹¹ = 53381616287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5338161829 + ... + 5338161838.

It is an arithmetic number, because the mean of its divisors is an integer number (16014485502).

Almost surely, 2^53381618335 is an apocalyptic number.

53381618335 is a deficient number, since it is larger than the sum of its proper divisors (10676323673).

53381618335 is a wasteful number, since it uses less digits than its factorization.

53381618335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10676323672.

The product of its digits is 777600, while the sum is 46.

The spelling of 53381618335 in words is "fifty-three billion, three hundred eighty-one million, six hundred eighteen thousand, three hundred thirty-five".