53939229527 has 4 divisors (see below), whose sum is σ = 53980124880. Its totient is φ = 53898334176.

The previous prime is 53939229521. The next prime is 53939229559. The reversal of 53939229527 is 72592293935.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53939229527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53939229521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20445698 + ... + 20448335.

It is an arithmetic number, because the mean of its divisors is an integer number (13495031220).

Almost surely, 2^53939229527 is an apocalyptic number.

53939229527 is a deficient number, since it is larger than the sum of its proper divisors (40895353).

53939229527 is a wasteful number, since it uses less digits than its factorization.

53939229527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40895352.

The product of its digits is 9185400, while the sum is 56.

The spelling of 53939229527 in words is "fifty-three billion, nine hundred thirty-nine million, two hundred twenty-nine thousand, five hundred twenty-seven".