52775425757 has 4 divisors (see below), whose sum is σ = 52776088860. Its totient is φ = 52774762656.

The previous prime is 52775425733. The next prime is 52775425777. The reversal of 52775425757 is 75752457725.

It is a happy number.

52775425757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26512306276 + 26263119481 = 162826^2 + 162059^2 .

It is a cyclic number.

It is not a de Polignac number, because 52775425757 - 2¹⁶ = 52775360221 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 (52775425727) 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, 192818 + ... + 377795.

It is an arithmetic number, because the mean of its divisors is an integer number (13194022215).

Almost surely, 2^52775425757 is an apocalyptic number.

It is an amenable number.

52775425757 is a deficient number, since it is larger than the sum of its proper divisors (663103).

52775425757 is an equidigital number, since it uses as much as digits as its factorization.

52775425757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663102.

The product of its digits is 24010000, while the sum is 56.

The spelling of 52775425757 in words is "fifty-two billion, seven hundred seventy-five million, four hundred twenty-five thousand, seven hundred fifty-seven".