52785894467 has 2 divisors, whose sum is σ = 52785894468. Its totient is φ = 52785894466.

The previous prime is 52785894433. The next prime is 52785894527. The reversal of 52785894467 is 76449858725.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52785894467 - 2²⁰ = 52784845891 is a prime.

It is a super-2 number, since 2×52785894467² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52785894067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26392947233 + 26392947234.

It is an arithmetic number, because the mean of its divisors is an integer number (26392947234).

Almost surely, 2^52785894467 is an apocalyptic number.

52785894467 is a deficient number, since it is larger than the sum of its proper divisors (1).

52785894467 is an equidigital number, since it uses as much as digits as its factorization.

52785894467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135475200, while the sum is 65.

The spelling of 52785894467 in words is "fifty-two billion, seven hundred eighty-five million, eight hundred ninety-four thousand, four hundred sixty-seven".