53789219927 has 4 divisors (see below), whose sum is σ = 53789782920. Its totient is φ = 53788656936.

The previous prime is 53789219921. The next prime is 53789219929. The reversal of 53789219927 is 72991298735.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 72991298735 = 5 ⋅14598259747.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53789219927 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 53789219927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53789219921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98552 + ... + 342477.

It is an arithmetic number, because the mean of its divisors is an integer number (13447445730).

Almost surely, 2^53789219927 is an apocalyptic number.

53789219927 is a deficient number, since it is larger than the sum of its proper divisors (562993).

53789219927 is a wasteful number, since it uses less digits than its factorization.

53789219927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562992.

The product of its digits is 17146080, while the sum is 62.

The spelling of 53789219927 in words is "fifty-three billion, seven hundred eighty-nine million, two hundred nineteen thousand, nine hundred twenty-seven".