53784848735 has 4 divisors (see below), whose sum is σ = 64541818488. Its totient is φ = 43027878984.

The previous prime is 53784848731. The next prime is 53784848737.

53784848735 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 53784848735 - 2² = 53784848731 is a prime.

It is a super-2 number, since 2×53784848735² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53784848731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5378484869 + ... + 5378484878.

It is an arithmetic number, because the mean of its divisors is an integer number (16135454622).

Almost surely, 2^53784848735 is an apocalyptic number.

53784848735 is a deficient number, since it is larger than the sum of its proper divisors (10756969753).

53784848735 is a wasteful number, since it uses less digits than its factorization.

53784848735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10756969752.

The product of its digits is 90316800, while the sum is 62.

The spelling of 53784848735 in words is "fifty-three billion, seven hundred eighty-four million, eight hundred forty-eight thousand, seven hundred thirty-five".