52555757489 has 2 divisors, whose sum is σ = 52555757490. Its totient is φ = 52555757488.

The previous prime is 52555757483. The next prime is 52555757531. The reversal of 52555757489 is 98475755525.

52555757489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48914841889 + 3640915600 = 221167^2 + 60340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52555757489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52555757483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26277878744 + 26277878745.

It is an arithmetic number, because the mean of its divisors is an integer number (26277878745).

Almost surely, 2^52555757489 is an apocalyptic number.

It is an amenable number.

52555757489 is a deficient number, since it is larger than the sum of its proper divisors (1).

52555757489 is an equidigital number, since it uses as much as digits as its factorization.

52555757489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200000, while the sum is 62.

The spelling of 52555757489 in words is "fifty-two billion, five hundred fifty-five million, seven hundred fifty-seven thousand, four hundred eighty-nine".