53784344348735 has 32 divisors (see below), whose sum is σ = 86656733839872. Its totient is φ = 30948833508480.

The previous prime is 53784344348711. The next prime is 53784344348767.

It is a happy number.

53784344348735 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53784344348735 - 2²⁴ = 53784327571519 is a prime.

It is a super-2 number, since 2×53784344348735² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5373056369 + ... + 5373066378.

It is an arithmetic number, because the mean of its divisors is an integer number (2708022932496).

Almost surely, 2^{53784344348735} is an apocalyptic number.

53784344348735 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53784344348735 is a deficient number, since it is larger than the sum of its proper divisors (32872389491137).

53784344348735 is a wasteful number, since it uses less digits than its factorization.

53784344348735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10746122783.

The product of its digits is 1625702400, while the sum is 68.

The spelling of 53784344348735 in words is "fifty-three trillion, seven hundred eighty-four billion, three hundred forty-four million, three hundred forty-eight thousand, seven hundred thirty-five".