51727252745526 has 32 divisors (see below), whose sum is σ = 103609516677120. Its totient is φ = 17216593552704.

The previous prime is 51727252745521. The next prime is 51727252745549. The reversal of 51727252745526 is 62554725272715.

51727252745526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 51727252745526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51727252745521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17163091 + ... + 19950593.

It is an arithmetic number, because the mean of its divisors is an integer number (3237797396160).

Almost surely, 2^{51727252745526} is an apocalyptic number.

51727252745526 is an abundant number, since it is smaller than the sum of its proper divisors (51882263931594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51727252745526 is a wasteful number, since it uses less digits than its factorization.

51727252745526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792140.

The product of its digits is 82320000, while the sum is 60.

The spelling of 51727252745526 in words is "fifty-one trillion, seven hundred twenty-seven billion, two hundred fifty-two million, seven hundred forty-five thousand, five hundred twenty-six".