52785894527 has 2 divisors, whose sum is σ = 52785894528. Its totient is φ = 52785894526.

The previous prime is 52785894467. The next prime is 52785894529. The reversal of 52785894527 is 72549858725.

52785894527 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52785894527 is a prime.

It is a super-2 number, since 2×52785894527² (a number of 22 digits) contains 22 as substring.

Together with 52785894529, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 52785894527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52785894529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26392947263 + 26392947264.

It is an arithmetic number, because the mean of its divisors is an integer number (26392947264).

Almost surely, 2^52785894527 is an apocalyptic number.

52785894527 is a deficient number, since it is larger than the sum of its proper divisors (1).

52785894527 is an equidigital number, since it uses as much as digits as its factorization.

52785894527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448000, while the sum is 62.

The spelling of 52785894527 in words is "fifty-two billion, seven hundred eighty-five million, eight hundred ninety-four thousand, five hundred twenty-seven".